45d882daf8
S3C2443 platform still use non-dt based lookup in some of its drivers to get MPLL and EPLL clocks. Till now it worked only because PLL() macro implicitly created aliases for all instantiated clocks. This feature will be removed, so explicitly create aliases for MPLL and EPLL clocks. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Acked-by: Chanwoo Choi <cw00.choi@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
487 lines
16 KiB
C
487 lines
16 KiB
C
/*
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* Copyright (c) 2013 Heiko Stuebner <heiko@sntech.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Common Clock Framework support for S3C2443 and following SoCs.
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*/
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#include <linux/clk-provider.h>
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#include <linux/of.h>
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#include <linux/of_address.h>
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#include <linux/syscore_ops.h>
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#include <linux/reboot.h>
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#include <dt-bindings/clock/s3c2443.h>
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#include "clk.h"
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#include "clk-pll.h"
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/* S3C2416 clock controller register offsets */
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#define LOCKCON0 0x00
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#define LOCKCON1 0x04
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#define MPLLCON 0x10
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#define EPLLCON 0x18
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#define EPLLCON_K 0x1C
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#define CLKSRC 0x20
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#define CLKDIV0 0x24
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#define CLKDIV1 0x28
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#define CLKDIV2 0x2C
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#define HCLKCON 0x30
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#define PCLKCON 0x34
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#define SCLKCON 0x38
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#define SWRST 0x44
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/* the soc types */
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enum supported_socs {
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S3C2416,
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S3C2443,
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S3C2450,
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};
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/* list of PLLs to be registered */
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enum s3c2443_plls {
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mpll, epll,
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};
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static void __iomem *reg_base;
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#ifdef CONFIG_PM_SLEEP
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static struct samsung_clk_reg_dump *s3c2443_save;
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/*
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* list of controller registers to be saved and restored during a
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* suspend/resume cycle.
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*/
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static unsigned long s3c2443_clk_regs[] __initdata = {
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LOCKCON0,
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LOCKCON1,
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MPLLCON,
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EPLLCON,
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EPLLCON_K,
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CLKSRC,
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CLKDIV0,
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CLKDIV1,
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CLKDIV2,
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PCLKCON,
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HCLKCON,
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SCLKCON,
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};
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static int s3c2443_clk_suspend(void)
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{
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samsung_clk_save(reg_base, s3c2443_save,
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ARRAY_SIZE(s3c2443_clk_regs));
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return 0;
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}
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static void s3c2443_clk_resume(void)
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{
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samsung_clk_restore(reg_base, s3c2443_save,
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ARRAY_SIZE(s3c2443_clk_regs));
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}
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static struct syscore_ops s3c2443_clk_syscore_ops = {
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.suspend = s3c2443_clk_suspend,
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.resume = s3c2443_clk_resume,
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};
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static void __init s3c2443_clk_sleep_init(void)
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{
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s3c2443_save = samsung_clk_alloc_reg_dump(s3c2443_clk_regs,
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ARRAY_SIZE(s3c2443_clk_regs));
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if (!s3c2443_save) {
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pr_warn("%s: failed to allocate sleep save data, no sleep support!\n",
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__func__);
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return;
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}
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register_syscore_ops(&s3c2443_clk_syscore_ops);
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return;
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}
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#else
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static void __init s3c2443_clk_sleep_init(void) {}
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#endif
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PNAME(epllref_p) = { "mpllref", "mpllref", "xti", "ext" };
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PNAME(esysclk_p) = { "epllref", "epll" };
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PNAME(mpllref_p) = { "xti", "mdivclk" };
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PNAME(msysclk_p) = { "mpllref", "mpll" };
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PNAME(armclk_p) = { "armdiv" , "hclk" };
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PNAME(i2s0_p) = { "div_i2s0", "ext_i2s", "epllref", "epllref" };
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struct samsung_mux_clock s3c2443_common_muxes[] __initdata = {
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MUX(0, "epllref", epllref_p, CLKSRC, 7, 2),
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MUX(ESYSCLK, "esysclk", esysclk_p, CLKSRC, 6, 1),
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MUX(0, "mpllref", mpllref_p, CLKSRC, 3, 1),
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MUX(MSYSCLK, "msysclk", msysclk_p, CLKSRC, 4, 1),
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MUX(ARMCLK, "armclk", armclk_p, CLKDIV0, 13, 1),
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MUX(0, "mux_i2s0", i2s0_p, CLKSRC, 14, 2),
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};
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static struct clk_div_table hclk_d[] = {
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{ .val = 0, .div = 1 },
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{ .val = 1, .div = 2 },
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{ .val = 3, .div = 4 },
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{ /* sentinel */ },
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};
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static struct clk_div_table mdivclk_d[] = {
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{ .val = 0, .div = 1 },
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{ .val = 1, .div = 3 },
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{ .val = 2, .div = 5 },
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{ .val = 3, .div = 7 },
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{ .val = 4, .div = 9 },
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{ .val = 5, .div = 11 },
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{ .val = 6, .div = 13 },
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{ .val = 7, .div = 15 },
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{ /* sentinel */ },
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};
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struct samsung_div_clock s3c2443_common_dividers[] __initdata = {
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DIV_T(0, "mdivclk", "xti", CLKDIV0, 6, 3, mdivclk_d),
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DIV(0, "prediv", "msysclk", CLKDIV0, 4, 2),
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DIV_T(HCLK, "hclk", "prediv", CLKDIV0, 0, 2, hclk_d),
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DIV(PCLK, "pclk", "hclk", CLKDIV0, 2, 1),
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DIV(0, "div_hsspi0_epll", "esysclk", CLKDIV1, 24, 2),
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DIV(0, "div_fimd", "esysclk", CLKDIV1, 16, 8),
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DIV(0, "div_i2s0", "esysclk", CLKDIV1, 12, 4),
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DIV(0, "div_uart", "esysclk", CLKDIV1, 8, 4),
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DIV(0, "div_hsmmc1", "esysclk", CLKDIV1, 6, 2),
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DIV(0, "div_usbhost", "esysclk", CLKDIV1, 4, 2),
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};
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struct samsung_gate_clock s3c2443_common_gates[] __initdata = {
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GATE(SCLK_HSMMC_EXT, "sclk_hsmmcext", "ext", SCLKCON, 13, 0, 0),
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GATE(SCLK_HSMMC1, "sclk_hsmmc1", "div_hsmmc1", SCLKCON, 12, 0, 0),
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GATE(SCLK_FIMD, "sclk_fimd", "div_fimd", SCLKCON, 10, 0, 0),
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GATE(SCLK_I2S0, "sclk_i2s0", "mux_i2s0", SCLKCON, 9, 0, 0),
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GATE(SCLK_UART, "sclk_uart", "div_uart", SCLKCON, 8, 0, 0),
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GATE(SCLK_USBH, "sclk_usbhost", "div_usbhost", SCLKCON, 1, 0, 0),
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GATE(HCLK_DRAM, "dram", "hclk", HCLKCON, 19, CLK_IGNORE_UNUSED, 0),
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GATE(HCLK_SSMC, "ssmc", "hclk", HCLKCON, 18, CLK_IGNORE_UNUSED, 0),
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GATE(HCLK_HSMMC1, "hsmmc1", "hclk", HCLKCON, 16, 0, 0),
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GATE(HCLK_USBD, "usb-device", "hclk", HCLKCON, 12, 0, 0),
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GATE(HCLK_USBH, "usb-host", "hclk", HCLKCON, 11, 0, 0),
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GATE(HCLK_LCD, "lcd", "hclk", HCLKCON, 9, 0, 0),
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GATE(HCLK_DMA5, "dma5", "hclk", HCLKCON, 5, CLK_IGNORE_UNUSED, 0),
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GATE(HCLK_DMA4, "dma4", "hclk", HCLKCON, 4, CLK_IGNORE_UNUSED, 0),
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GATE(HCLK_DMA3, "dma3", "hclk", HCLKCON, 3, CLK_IGNORE_UNUSED, 0),
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GATE(HCLK_DMA2, "dma2", "hclk", HCLKCON, 2, CLK_IGNORE_UNUSED, 0),
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GATE(HCLK_DMA1, "dma1", "hclk", HCLKCON, 1, CLK_IGNORE_UNUSED, 0),
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GATE(HCLK_DMA0, "dma0", "hclk", HCLKCON, 0, CLK_IGNORE_UNUSED, 0),
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GATE(PCLK_GPIO, "gpio", "pclk", PCLKCON, 13, CLK_IGNORE_UNUSED, 0),
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GATE(PCLK_RTC, "rtc", "pclk", PCLKCON, 12, 0, 0),
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GATE(PCLK_WDT, "wdt", "pclk", PCLKCON, 11, 0, 0),
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GATE(PCLK_PWM, "pwm", "pclk", PCLKCON, 10, 0, 0),
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GATE(PCLK_I2S0, "i2s0", "pclk", PCLKCON, 9, 0, 0),
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GATE(PCLK_AC97, "ac97", "pclk", PCLKCON, 8, 0, 0),
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GATE(PCLK_ADC, "adc", "pclk", PCLKCON, 7, 0, 0),
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GATE(PCLK_SPI0, "spi0", "pclk", PCLKCON, 6, 0, 0),
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GATE(PCLK_I2C0, "i2c0", "pclk", PCLKCON, 4, 0, 0),
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GATE(PCLK_UART3, "uart3", "pclk", PCLKCON, 3, 0, 0),
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GATE(PCLK_UART2, "uart2", "pclk", PCLKCON, 2, 0, 0),
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GATE(PCLK_UART1, "uart1", "pclk", PCLKCON, 1, 0, 0),
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GATE(PCLK_UART0, "uart0", "pclk", PCLKCON, 0, 0, 0),
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};
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struct samsung_clock_alias s3c2443_common_aliases[] __initdata = {
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ALIAS(MSYSCLK, NULL, "msysclk"),
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ALIAS(ARMCLK, NULL, "armclk"),
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ALIAS(MPLL, NULL, "mpll"),
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ALIAS(EPLL, NULL, "epll"),
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ALIAS(HCLK, NULL, "hclk"),
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ALIAS(HCLK_SSMC, NULL, "nand"),
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ALIAS(PCLK_UART0, "s3c2440-uart.0", "uart"),
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ALIAS(PCLK_UART1, "s3c2440-uart.1", "uart"),
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ALIAS(PCLK_UART2, "s3c2440-uart.2", "uart"),
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ALIAS(PCLK_UART3, "s3c2440-uart.3", "uart"),
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ALIAS(PCLK_UART0, "s3c2440-uart.0", "clk_uart_baud2"),
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ALIAS(PCLK_UART1, "s3c2440-uart.1", "clk_uart_baud2"),
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ALIAS(PCLK_UART2, "s3c2440-uart.2", "clk_uart_baud2"),
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ALIAS(PCLK_UART3, "s3c2440-uart.3", "clk_uart_baud2"),
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ALIAS(SCLK_UART, NULL, "clk_uart_baud3"),
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ALIAS(PCLK_PWM, NULL, "timers"),
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ALIAS(PCLK_RTC, NULL, "rtc"),
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ALIAS(PCLK_WDT, NULL, "watchdog"),
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ALIAS(PCLK_ADC, NULL, "adc"),
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ALIAS(PCLK_I2C0, "s3c2410-i2c.0", "i2c"),
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ALIAS(HCLK_USBD, NULL, "usb-device"),
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ALIAS(HCLK_USBH, NULL, "usb-host"),
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ALIAS(SCLK_USBH, NULL, "usb-bus-host"),
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ALIAS(PCLK_SPI0, "s3c2443-spi.0", "spi"),
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ALIAS(PCLK_SPI0, "s3c2443-spi.0", "spi_busclk0"),
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ALIAS(HCLK_HSMMC1, "s3c-sdhci.1", "hsmmc"),
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ALIAS(HCLK_HSMMC1, "s3c-sdhci.1", "mmc_busclk.0"),
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ALIAS(PCLK_I2S0, "samsung-i2s.0", "iis"),
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ALIAS(SCLK_I2S0, NULL, "i2s-if"),
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ALIAS(HCLK_LCD, NULL, "lcd"),
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ALIAS(SCLK_FIMD, NULL, "sclk_fimd"),
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};
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/* S3C2416 specific clocks */
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static struct samsung_pll_clock s3c2416_pll_clks[] __initdata = {
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[mpll] = PLL(pll_6552_s3c2416, MPLL, "mpll", "mpllref",
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LOCKCON0, MPLLCON, NULL),
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[epll] = PLL(pll_6553, EPLL, "epll", "epllref",
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LOCKCON1, EPLLCON, NULL),
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};
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PNAME(s3c2416_hsmmc0_p) = { "sclk_hsmmc0", "sclk_hsmmcext" };
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PNAME(s3c2416_hsmmc1_p) = { "sclk_hsmmc1", "sclk_hsmmcext" };
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PNAME(s3c2416_hsspi0_p) = { "hsspi0_epll", "hsspi0_mpll" };
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static struct clk_div_table armdiv_s3c2416_d[] = {
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{ .val = 0, .div = 1 },
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{ .val = 1, .div = 2 },
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{ .val = 2, .div = 3 },
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{ .val = 3, .div = 4 },
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{ .val = 5, .div = 6 },
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{ .val = 7, .div = 8 },
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{ /* sentinel */ },
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};
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struct samsung_div_clock s3c2416_dividers[] __initdata = {
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DIV_T(ARMDIV, "armdiv", "msysclk", CLKDIV0, 9, 3, armdiv_s3c2416_d),
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DIV(0, "div_hsspi0_mpll", "msysclk", CLKDIV2, 0, 4),
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DIV(0, "div_hsmmc0", "esysclk", CLKDIV2, 6, 2),
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};
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struct samsung_mux_clock s3c2416_muxes[] __initdata = {
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MUX(MUX_HSMMC0, "mux_hsmmc0", s3c2416_hsmmc0_p, CLKSRC, 16, 1),
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MUX(MUX_HSMMC1, "mux_hsmmc1", s3c2416_hsmmc1_p, CLKSRC, 17, 1),
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MUX(MUX_HSSPI0, "mux_hsspi0", s3c2416_hsspi0_p, CLKSRC, 18, 1),
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};
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struct samsung_gate_clock s3c2416_gates[] __initdata = {
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GATE(0, "hsspi0_mpll", "div_hsspi0_mpll", SCLKCON, 19, 0, 0),
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GATE(0, "hsspi0_epll", "div_hsspi0_epll", SCLKCON, 14, 0, 0),
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GATE(0, "sclk_hsmmc0", "div_hsmmc0", SCLKCON, 6, 0, 0),
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GATE(HCLK_2D, "2d", "hclk", HCLKCON, 20, 0, 0),
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GATE(HCLK_HSMMC0, "hsmmc0", "hclk", HCLKCON, 15, 0, 0),
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GATE(HCLK_IROM, "irom", "hclk", HCLKCON, 13, CLK_IGNORE_UNUSED, 0),
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GATE(PCLK_PCM, "pcm", "pclk", PCLKCON, 19, 0, 0),
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};
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struct samsung_clock_alias s3c2416_aliases[] __initdata = {
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ALIAS(HCLK_HSMMC0, "s3c-sdhci.0", "hsmmc"),
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ALIAS(HCLK_HSMMC0, "s3c-sdhci.0", "mmc_busclk.0"),
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ALIAS(MUX_HSMMC0, "s3c-sdhci.0", "mmc_busclk.2"),
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ALIAS(MUX_HSMMC1, "s3c-sdhci.1", "mmc_busclk.2"),
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ALIAS(MUX_HSSPI0, "s3c2443-spi.0", "spi_busclk2"),
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ALIAS(ARMDIV, NULL, "armdiv"),
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};
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/* S3C2443 specific clocks */
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static struct samsung_pll_clock s3c2443_pll_clks[] __initdata = {
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[mpll] = PLL(pll_3000, MPLL, "mpll", "mpllref",
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LOCKCON0, MPLLCON, NULL),
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[epll] = PLL(pll_2126, EPLL, "epll", "epllref",
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LOCKCON1, EPLLCON, NULL),
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};
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static struct clk_div_table armdiv_s3c2443_d[] = {
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{ .val = 0, .div = 1 },
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{ .val = 8, .div = 2 },
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{ .val = 2, .div = 3 },
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{ .val = 9, .div = 4 },
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{ .val = 10, .div = 6 },
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{ .val = 11, .div = 8 },
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{ .val = 13, .div = 12 },
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{ .val = 15, .div = 16 },
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{ /* sentinel */ },
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};
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struct samsung_div_clock s3c2443_dividers[] __initdata = {
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DIV_T(ARMDIV, "armdiv", "msysclk", CLKDIV0, 9, 4, armdiv_s3c2443_d),
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DIV(0, "div_cam", "esysclk", CLKDIV1, 26, 4),
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};
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struct samsung_gate_clock s3c2443_gates[] __initdata = {
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GATE(SCLK_HSSPI0, "sclk_hsspi0", "div_hsspi0_epll", SCLKCON, 14, 0, 0),
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GATE(SCLK_CAM, "sclk_cam", "div_cam", SCLKCON, 11, 0, 0),
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GATE(HCLK_CFC, "cfc", "hclk", HCLKCON, 17, CLK_IGNORE_UNUSED, 0),
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GATE(HCLK_CAM, "cam", "hclk", HCLKCON, 8, 0, 0),
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GATE(PCLK_SPI1, "spi1", "pclk", PCLKCON, 15, 0, 0),
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GATE(PCLK_SDI, "sdi", "pclk", PCLKCON, 5, 0, 0),
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};
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struct samsung_clock_alias s3c2443_aliases[] __initdata = {
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ALIAS(SCLK_HSSPI0, "s3c2443-spi.0", "spi_busclk2"),
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ALIAS(SCLK_HSMMC1, "s3c-sdhci.1", "mmc_busclk.2"),
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ALIAS(SCLK_CAM, NULL, "camif-upll"),
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ALIAS(PCLK_SPI1, "s3c2410-spi.0", "spi"),
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ALIAS(PCLK_SDI, NULL, "sdi"),
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ALIAS(HCLK_CFC, NULL, "cfc"),
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ALIAS(ARMDIV, NULL, "armdiv"),
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};
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/* S3C2450 specific clocks */
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PNAME(s3c2450_cam_p) = { "div_cam", "hclk" };
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PNAME(s3c2450_hsspi1_p) = { "hsspi1_epll", "hsspi1_mpll" };
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PNAME(i2s1_p) = { "div_i2s1", "ext_i2s", "epllref", "epllref" };
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struct samsung_div_clock s3c2450_dividers[] __initdata = {
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DIV(0, "div_cam", "esysclk", CLKDIV1, 26, 4),
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DIV(0, "div_hsspi1_epll", "esysclk", CLKDIV2, 24, 2),
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DIV(0, "div_hsspi1_mpll", "msysclk", CLKDIV2, 16, 4),
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DIV(0, "div_i2s1", "esysclk", CLKDIV2, 12, 4),
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};
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struct samsung_mux_clock s3c2450_muxes[] __initdata = {
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MUX(0, "mux_cam", s3c2450_cam_p, CLKSRC, 20, 1),
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MUX(MUX_HSSPI1, "mux_hsspi1", s3c2450_hsspi1_p, CLKSRC, 19, 1),
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MUX(0, "mux_i2s1", i2s1_p, CLKSRC, 12, 2),
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};
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struct samsung_gate_clock s3c2450_gates[] __initdata = {
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GATE(SCLK_I2S1, "sclk_i2s1", "div_i2s1", SCLKCON, 5, 0, 0),
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GATE(HCLK_CFC, "cfc", "hclk", HCLKCON, 17, 0, 0),
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GATE(HCLK_CAM, "cam", "hclk", HCLKCON, 8, 0, 0),
|
|
GATE(HCLK_DMA7, "dma7", "hclk", HCLKCON, 7, CLK_IGNORE_UNUSED, 0),
|
|
GATE(HCLK_DMA6, "dma6", "hclk", HCLKCON, 6, CLK_IGNORE_UNUSED, 0),
|
|
GATE(PCLK_I2S1, "i2s1", "pclk", PCLKCON, 17, 0, 0),
|
|
GATE(PCLK_I2C1, "i2c1", "pclk", PCLKCON, 16, 0, 0),
|
|
GATE(PCLK_SPI1, "spi1", "pclk", PCLKCON, 14, 0, 0),
|
|
};
|
|
|
|
struct samsung_clock_alias s3c2450_aliases[] __initdata = {
|
|
ALIAS(PCLK_SPI1, "s3c2443-spi.1", "spi"),
|
|
ALIAS(PCLK_SPI1, "s3c2443-spi.1", "spi_busclk0"),
|
|
ALIAS(MUX_HSSPI1, "s3c2443-spi.1", "spi_busclk2"),
|
|
ALIAS(PCLK_I2C1, "s3c2410-i2c.1", "i2c"),
|
|
};
|
|
|
|
static int s3c2443_restart(struct notifier_block *this,
|
|
unsigned long mode, void *cmd)
|
|
{
|
|
__raw_writel(0x533c2443, reg_base + SWRST);
|
|
return NOTIFY_DONE;
|
|
}
|
|
|
|
static struct notifier_block s3c2443_restart_handler = {
|
|
.notifier_call = s3c2443_restart,
|
|
.priority = 129,
|
|
};
|
|
|
|
/*
|
|
* fixed rate clocks generated outside the soc
|
|
* Only necessary until the devicetree-move is complete
|
|
*/
|
|
struct samsung_fixed_rate_clock s3c2443_common_frate_clks[] __initdata = {
|
|
FRATE(0, "xti", NULL, 0, 0),
|
|
FRATE(0, "ext", NULL, 0, 0),
|
|
FRATE(0, "ext_i2s", NULL, 0, 0),
|
|
FRATE(0, "ext_uart", NULL, 0, 0),
|
|
};
|
|
|
|
static void __init s3c2443_common_clk_register_fixed_ext(
|
|
struct samsung_clk_provider *ctx, unsigned long xti_f)
|
|
{
|
|
s3c2443_common_frate_clks[0].fixed_rate = xti_f;
|
|
samsung_clk_register_fixed_rate(ctx, s3c2443_common_frate_clks,
|
|
ARRAY_SIZE(s3c2443_common_frate_clks));
|
|
}
|
|
|
|
void __init s3c2443_common_clk_init(struct device_node *np, unsigned long xti_f,
|
|
int current_soc,
|
|
void __iomem *base)
|
|
{
|
|
struct samsung_clk_provider *ctx;
|
|
int ret;
|
|
reg_base = base;
|
|
|
|
if (np) {
|
|
reg_base = of_iomap(np, 0);
|
|
if (!reg_base)
|
|
panic("%s: failed to map registers\n", __func__);
|
|
}
|
|
|
|
ctx = samsung_clk_init(np, reg_base, NR_CLKS);
|
|
|
|
/* Register external clocks only in non-dt cases */
|
|
if (!np)
|
|
s3c2443_common_clk_register_fixed_ext(ctx, xti_f);
|
|
|
|
/* Register PLLs. */
|
|
if (current_soc == S3C2416 || current_soc == S3C2450)
|
|
samsung_clk_register_pll(ctx, s3c2416_pll_clks,
|
|
ARRAY_SIZE(s3c2416_pll_clks), reg_base);
|
|
else
|
|
samsung_clk_register_pll(ctx, s3c2443_pll_clks,
|
|
ARRAY_SIZE(s3c2443_pll_clks), reg_base);
|
|
|
|
/* Register common internal clocks. */
|
|
samsung_clk_register_mux(ctx, s3c2443_common_muxes,
|
|
ARRAY_SIZE(s3c2443_common_muxes));
|
|
samsung_clk_register_div(ctx, s3c2443_common_dividers,
|
|
ARRAY_SIZE(s3c2443_common_dividers));
|
|
samsung_clk_register_gate(ctx, s3c2443_common_gates,
|
|
ARRAY_SIZE(s3c2443_common_gates));
|
|
samsung_clk_register_alias(ctx, s3c2443_common_aliases,
|
|
ARRAY_SIZE(s3c2443_common_aliases));
|
|
|
|
/* Register SoC-specific clocks. */
|
|
switch (current_soc) {
|
|
case S3C2450:
|
|
samsung_clk_register_div(ctx, s3c2450_dividers,
|
|
ARRAY_SIZE(s3c2450_dividers));
|
|
samsung_clk_register_mux(ctx, s3c2450_muxes,
|
|
ARRAY_SIZE(s3c2450_muxes));
|
|
samsung_clk_register_gate(ctx, s3c2450_gates,
|
|
ARRAY_SIZE(s3c2450_gates));
|
|
samsung_clk_register_alias(ctx, s3c2450_aliases,
|
|
ARRAY_SIZE(s3c2450_aliases));
|
|
/* fall through, as s3c2450 extends the s3c2416 clocks */
|
|
case S3C2416:
|
|
samsung_clk_register_div(ctx, s3c2416_dividers,
|
|
ARRAY_SIZE(s3c2416_dividers));
|
|
samsung_clk_register_mux(ctx, s3c2416_muxes,
|
|
ARRAY_SIZE(s3c2416_muxes));
|
|
samsung_clk_register_gate(ctx, s3c2416_gates,
|
|
ARRAY_SIZE(s3c2416_gates));
|
|
samsung_clk_register_alias(ctx, s3c2416_aliases,
|
|
ARRAY_SIZE(s3c2416_aliases));
|
|
break;
|
|
case S3C2443:
|
|
samsung_clk_register_div(ctx, s3c2443_dividers,
|
|
ARRAY_SIZE(s3c2443_dividers));
|
|
samsung_clk_register_gate(ctx, s3c2443_gates,
|
|
ARRAY_SIZE(s3c2443_gates));
|
|
samsung_clk_register_alias(ctx, s3c2443_aliases,
|
|
ARRAY_SIZE(s3c2443_aliases));
|
|
break;
|
|
}
|
|
|
|
s3c2443_clk_sleep_init();
|
|
|
|
samsung_clk_of_add_provider(np, ctx);
|
|
|
|
ret = register_restart_handler(&s3c2443_restart_handler);
|
|
if (ret)
|
|
pr_warn("cannot register restart handler, %d\n", ret);
|
|
}
|
|
|
|
static void __init s3c2416_clk_init(struct device_node *np)
|
|
{
|
|
s3c2443_common_clk_init(np, 0, S3C2416, 0);
|
|
}
|
|
CLK_OF_DECLARE(s3c2416_clk, "samsung,s3c2416-clock", s3c2416_clk_init);
|
|
|
|
static void __init s3c2443_clk_init(struct device_node *np)
|
|
{
|
|
s3c2443_common_clk_init(np, 0, S3C2443, 0);
|
|
}
|
|
CLK_OF_DECLARE(s3c2443_clk, "samsung,s3c2443-clock", s3c2443_clk_init);
|
|
|
|
static void __init s3c2450_clk_init(struct device_node *np)
|
|
{
|
|
s3c2443_common_clk_init(np, 0, S3C2450, 0);
|
|
}
|
|
CLK_OF_DECLARE(s3c2450_clk, "samsung,s3c2450-clock", s3c2450_clk_init);
|