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-rw-r--r--arch/arm/mach-s5pv210/clock.c1052
1 files changed, 1052 insertions, 0 deletions
diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c
new file mode 100644
index 00000000000..af91fefef2c
--- /dev/null
+++ b/arch/arm/mach-s5pv210/clock.c
@@ -0,0 +1,1052 @@
+/* linux/arch/arm/mach-s5pv210/clock.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com/
+ *
+ * S5PV210 - Clock support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/errno.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/sysdev.h>
+#include <linux/io.h>
+
+#include <mach/map.h>
+
+#include <plat/cpu-freq.h>
+#include <mach/regs-clock.h>
+#include <plat/clock.h>
+#include <plat/cpu.h>
+#include <plat/pll.h>
+#include <plat/s5p-clock.h>
+#include <plat/clock-clksrc.h>
+#include <plat/s5pv210.h>
+
+static struct clksrc_clk clk_mout_apll = {
+ .clk = {
+ .name = "mout_apll",
+ .id = -1,
+ },
+ .sources = &clk_src_apll,
+ .reg_src = { .reg = S5P_CLK_SRC0, .shift = 0, .size = 1 },
+};
+
+static struct clksrc_clk clk_mout_epll = {
+ .clk = {
+ .name = "mout_epll",
+ .id = -1,
+ },
+ .sources = &clk_src_epll,
+ .reg_src = { .reg = S5P_CLK_SRC0, .shift = 8, .size = 1 },
+};
+
+static struct clksrc_clk clk_mout_mpll = {
+ .clk = {
+ .name = "mout_mpll",
+ .id = -1,
+ },
+ .sources = &clk_src_mpll,
+ .reg_src = { .reg = S5P_CLK_SRC0, .shift = 4, .size = 1 },
+};
+
+static struct clk *clkset_armclk_list[] = {
+ [0] = &clk_mout_apll.clk,
+ [1] = &clk_mout_mpll.clk,
+};
+
+static struct clksrc_sources clkset_armclk = {
+ .sources = clkset_armclk_list,
+ .nr_sources = ARRAY_SIZE(clkset_armclk_list),
+};
+
+static struct clksrc_clk clk_armclk = {
+ .clk = {
+ .name = "armclk",
+ .id = -1,
+ },
+ .sources = &clkset_armclk,
+ .reg_src = { .reg = S5P_CLK_SRC0, .shift = 16, .size = 1 },
+ .reg_div = { .reg = S5P_CLK_DIV0, .shift = 0, .size = 3 },
+};
+
+static struct clksrc_clk clk_hclk_msys = {
+ .clk = {
+ .name = "hclk_msys",
+ .id = -1,
+ .parent = &clk_armclk.clk,
+ },
+ .reg_div = { .reg = S5P_CLK_DIV0, .shift = 8, .size = 3 },
+};
+
+static struct clksrc_clk clk_pclk_msys = {
+ .clk = {
+ .name = "pclk_msys",
+ .id = -1,
+ .parent = &clk_hclk_msys.clk,
+ },
+ .reg_div = { .reg = S5P_CLK_DIV0, .shift = 12, .size = 3 },
+};
+
+static struct clksrc_clk clk_sclk_a2m = {
+ .clk = {
+ .name = "sclk_a2m",
+ .id = -1,
+ .parent = &clk_mout_apll.clk,
+ },
+ .reg_div = { .reg = S5P_CLK_DIV0, .shift = 4, .size = 3 },
+};
+
+static struct clk *clkset_hclk_sys_list[] = {
+ [0] = &clk_mout_mpll.clk,
+ [1] = &clk_sclk_a2m.clk,
+};
+
+static struct clksrc_sources clkset_hclk_sys = {
+ .sources = clkset_hclk_sys_list,
+ .nr_sources = ARRAY_SIZE(clkset_hclk_sys_list),
+};
+
+static struct clksrc_clk clk_hclk_dsys = {
+ .clk = {
+ .name = "hclk_dsys",
+ .id = -1,
+ },
+ .sources = &clkset_hclk_sys,
+ .reg_src = { .reg = S5P_CLK_SRC0, .shift = 20, .size = 1 },
+ .reg_div = { .reg = S5P_CLK_DIV0, .shift = 16, .size = 4 },
+};
+
+static struct clksrc_clk clk_pclk_dsys = {
+ .clk = {
+ .name = "pclk_dsys",
+ .id = -1,
+ .parent = &clk_hclk_dsys.clk,
+ },
+ .reg_div = { .reg = S5P_CLK_DIV0, .shift = 20, .size = 3 },
+};
+
+static struct clksrc_clk clk_hclk_psys = {
+ .clk = {
+ .name = "hclk_psys",
+ .id = -1,
+ },
+ .sources = &clkset_hclk_sys,
+ .reg_src = { .reg = S5P_CLK_SRC0, .shift = 24, .size = 1 },
+ .reg_div = { .reg = S5P_CLK_DIV0, .shift = 24, .size = 4 },
+};
+
+static struct clksrc_clk clk_pclk_psys = {
+ .clk = {
+ .name = "pclk_psys",
+ .id = -1,
+ .parent = &clk_hclk_psys.clk,
+ },
+ .reg_div = { .reg = S5P_CLK_DIV0, .shift = 28, .size = 3 },
+};
+
+static int s5pv210_clk_ip0_ctrl(struct clk *clk, int enable)
+{
+ return s5p_gatectrl(S5P_CLKGATE_IP0, clk, enable);
+}
+
+static int s5pv210_clk_ip1_ctrl(struct clk *clk, int enable)
+{
+ return s5p_gatectrl(S5P_CLKGATE_IP1, clk, enable);
+}
+
+static int s5pv210_clk_ip2_ctrl(struct clk *clk, int enable)
+{
+ return s5p_gatectrl(S5P_CLKGATE_IP2, clk, enable);
+}
+
+static int s5pv210_clk_ip3_ctrl(struct clk *clk, int enable)
+{
+ return s5p_gatectrl(S5P_CLKGATE_IP3, clk, enable);
+}
+
+static int s5pv210_clk_ip4_ctrl(struct clk *clk, int enable)
+{
+ return s5p_gatectrl(S5P_CLKGATE_IP4, clk, enable);
+}
+
+static int s5pv210_clk_mask0_ctrl(struct clk *clk, int enable)
+{
+ return s5p_gatectrl(S5P_CLK_SRC_MASK0, clk, enable);
+}
+
+static int s5pv210_clk_mask1_ctrl(struct clk *clk, int enable)
+{
+ return s5p_gatectrl(S5P_CLK_SRC_MASK1, clk, enable);
+}
+
+static struct clk clk_sclk_hdmi27m = {
+ .name = "sclk_hdmi27m",
+ .id = -1,
+ .rate = 27000000,
+};
+
+static struct clk clk_sclk_hdmiphy = {
+ .name = "sclk_hdmiphy",
+ .id = -1,
+};
+
+static struct clk clk_sclk_usbphy0 = {
+ .name = "sclk_usbphy0",
+ .id = -1,
+};
+
+static struct clk clk_sclk_usbphy1 = {
+ .name = "sclk_usbphy1",
+ .id = -1,
+};
+
+static struct clk clk_pcmcdclk0 = {
+ .name = "pcmcdclk",
+ .id = -1,
+};
+
+static struct clk clk_pcmcdclk1 = {
+ .name = "pcmcdclk",
+ .id = -1,
+};
+
+static struct clk clk_pcmcdclk2 = {
+ .name = "pcmcdclk",
+ .id = -1,
+};
+
+static struct clk *clkset_vpllsrc_list[] = {
+ [0] = &clk_fin_vpll,
+ [1] = &clk_sclk_hdmi27m,
+};
+
+static struct clksrc_sources clkset_vpllsrc = {
+ .sources = clkset_vpllsrc_list,
+ .nr_sources = ARRAY_SIZE(clkset_vpllsrc_list),
+};
+
+static struct clksrc_clk clk_vpllsrc = {
+ .clk = {
+ .name = "vpll_src",
+ .id = -1,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 7),
+ },
+ .sources = &clkset_vpllsrc,
+ .reg_src = { .reg = S5P_CLK_SRC1, .shift = 28, .size = 1 },
+};
+
+static struct clk *clkset_sclk_vpll_list[] = {
+ [0] = &clk_vpllsrc.clk,
+ [1] = &clk_fout_vpll,
+};
+
+static struct clksrc_sources clkset_sclk_vpll = {
+ .sources = clkset_sclk_vpll_list,
+ .nr_sources = ARRAY_SIZE(clkset_sclk_vpll_list),
+};
+
+static struct clksrc_clk clk_sclk_vpll = {
+ .clk = {
+ .name = "sclk_vpll",
+ .id = -1,
+ },
+ .sources = &clkset_sclk_vpll,
+ .reg_src = { .reg = S5P_CLK_SRC0, .shift = 12, .size = 1 },
+};
+
+static unsigned long s5pv210_clk_imem_get_rate(struct clk *clk)
+{
+ return clk_get_rate(clk->parent) / 2;
+}
+
+static struct clk_ops clk_hclk_imem_ops = {
+ .get_rate = s5pv210_clk_imem_get_rate,
+};
+
+static struct clk init_clocks_disable[] = {
+ {
+ .name = "rot",
+ .id = -1,
+ .parent = &clk_hclk_dsys.clk,
+ .enable = s5pv210_clk_ip0_ctrl,
+ .ctrlbit = (1<<29),
+ }, {
+ .name = "otg",
+ .id = -1,
+ .parent = &clk_hclk_psys.clk,
+ .enable = s5pv210_clk_ip1_ctrl,
+ .ctrlbit = (1<<16),
+ }, {
+ .name = "usb-host",
+ .id = -1,
+ .parent = &clk_hclk_psys.clk,
+ .enable = s5pv210_clk_ip1_ctrl,
+ .ctrlbit = (1<<17),
+ }, {
+ .name = "lcd",
+ .id = -1,
+ .parent = &clk_hclk_dsys.clk,
+ .enable = s5pv210_clk_ip1_ctrl,
+ .ctrlbit = (1<<0),
+ }, {
+ .name = "cfcon",
+ .id = 0,
+ .parent = &clk_hclk_psys.clk,
+ .enable = s5pv210_clk_ip1_ctrl,
+ .ctrlbit = (1<<25),
+ }, {
+ .name = "hsmmc",
+ .id = 0,
+ .parent = &clk_hclk_psys.clk,
+ .enable = s5pv210_clk_ip2_ctrl,
+ .ctrlbit = (1<<16),
+ }, {
+ .name = "hsmmc",
+ .id = 1,
+ .parent = &clk_hclk_psys.clk,
+ .enable = s5pv210_clk_ip2_ctrl,
+ .ctrlbit = (1<<17),
+ }, {
+ .name = "hsmmc",
+ .id = 2,
+ .parent = &clk_hclk_psys.clk,
+ .enable = s5pv210_clk_ip2_ctrl,
+ .ctrlbit = (1<<18),
+ }, {
+ .name = "hsmmc",
+ .id = 3,
+ .parent = &clk_hclk_psys.clk,
+ .enable = s5pv210_clk_ip2_ctrl,
+ .ctrlbit = (1<<19),
+ }, {
+ .name = "systimer",
+ .id = -1,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1<<16),
+ }, {
+ .name = "watchdog",
+ .id = -1,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1<<22),
+ }, {
+ .name = "rtc",
+ .id = -1,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1<<15),
+ }, {
+ .name = "i2c",
+ .id = 0,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1<<7),
+ }, {
+ .name = "i2c",
+ .id = 1,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1<<8),
+ }, {
+ .name = "i2c",
+ .id = 2,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1<<9),
+ }, {
+ .name = "spi",
+ .id = 0,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1<<12),
+ }, {
+ .name = "spi",
+ .id = 1,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1<<13),
+ }, {
+ .name = "spi",
+ .id = 2,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1<<14),
+ }, {
+ .name = "timers",
+ .id = -1,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1<<23),
+ }, {
+ .name = "adc",
+ .id = -1,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1<<24),
+ }, {
+ .name = "keypad",
+ .id = -1,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1<<21),
+ }, {
+ .name = "i2s_v50",
+ .id = 0,
+ .parent = &clk_p,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1<<4),
+ }, {
+ .name = "i2s_v32",
+ .id = 0,
+ .parent = &clk_p,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1 << 5),
+ }, {
+ .name = "i2s_v32",
+ .id = 1,
+ .parent = &clk_p,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1 << 6),
+ },
+};
+
+static struct clk init_clocks[] = {
+ {
+ .name = "hclk_imem",
+ .id = -1,
+ .parent = &clk_hclk_msys.clk,
+ .ctrlbit = (1 << 5),
+ .enable = s5pv210_clk_ip0_ctrl,
+ .ops = &clk_hclk_imem_ops,
+ }, {
+ .name = "uart",
+ .id = 0,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1 << 17),
+ }, {
+ .name = "uart",
+ .id = 1,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1 << 18),
+ }, {
+ .name = "uart",
+ .id = 2,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1 << 19),
+ }, {
+ .name = "uart",
+ .id = 3,
+ .parent = &clk_pclk_psys.clk,
+ .enable = s5pv210_clk_ip3_ctrl,
+ .ctrlbit = (1 << 20),
+ },
+};
+
+static struct clk *clkset_uart_list[] = {
+ [6] = &clk_mout_mpll.clk,
+ [7] = &clk_mout_epll.clk,
+};
+
+static struct clksrc_sources clkset_uart = {
+ .sources = clkset_uart_list,
+ .nr_sources = ARRAY_SIZE(clkset_uart_list),
+};
+
+static struct clk *clkset_group1_list[] = {
+ [0] = &clk_sclk_a2m.clk,
+ [1] = &clk_mout_mpll.clk,
+ [2] = &clk_mout_epll.clk,
+ [3] = &clk_sclk_vpll.clk,
+};
+
+static struct clksrc_sources clkset_group1 = {
+ .sources = clkset_group1_list,
+ .nr_sources = ARRAY_SIZE(clkset_group1_list),
+};
+
+static struct clk *clkset_sclk_onenand_list[] = {
+ [0] = &clk_hclk_psys.clk,
+ [1] = &clk_hclk_dsys.clk,
+};
+
+static struct clksrc_sources clkset_sclk_onenand = {
+ .sources = clkset_sclk_onenand_list,
+ .nr_sources = ARRAY_SIZE(clkset_sclk_onenand_list),
+};
+
+static struct clk *clkset_sclk_dac_list[] = {
+ [0] = &clk_sclk_vpll.clk,
+ [1] = &clk_sclk_hdmiphy,
+};
+
+static struct clksrc_sources clkset_sclk_dac = {
+ .sources = clkset_sclk_dac_list,
+ .nr_sources = ARRAY_SIZE(clkset_sclk_dac_list),
+};
+
+static struct clksrc_clk clk_sclk_dac = {
+ .clk = {
+ .name = "sclk_dac",
+ .id = -1,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 2),
+ },
+ .sources = &clkset_sclk_dac,
+ .reg_src = { .reg = S5P_CLK_SRC1, .shift = 8, .size = 1 },
+};
+
+static struct clksrc_clk clk_sclk_pixel = {
+ .clk = {
+ .name = "sclk_pixel",
+ .id = -1,
+ .parent = &clk_sclk_vpll.clk,
+ },
+ .reg_div = { .reg = S5P_CLK_DIV1, .shift = 0, .size = 4},
+};
+
+static struct clk *clkset_sclk_hdmi_list[] = {
+ [0] = &clk_sclk_pixel.clk,
+ [1] = &clk_sclk_hdmiphy,
+};
+
+static struct clksrc_sources clkset_sclk_hdmi = {
+ .sources = clkset_sclk_hdmi_list,
+ .nr_sources = ARRAY_SIZE(clkset_sclk_hdmi_list),
+};
+
+static struct clksrc_clk clk_sclk_hdmi = {
+ .clk = {
+ .name = "sclk_hdmi",
+ .id = -1,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 0),
+ },
+ .sources = &clkset_sclk_hdmi,
+ .reg_src = { .reg = S5P_CLK_SRC1, .shift = 0, .size = 1 },
+};
+
+static struct clk *clkset_sclk_mixer_list[] = {
+ [0] = &clk_sclk_dac.clk,
+ [1] = &clk_sclk_hdmi.clk,
+};
+
+static struct clksrc_sources clkset_sclk_mixer = {
+ .sources = clkset_sclk_mixer_list,
+ .nr_sources = ARRAY_SIZE(clkset_sclk_mixer_list),
+};
+
+static struct clk *clkset_sclk_audio0_list[] = {
+ [0] = &clk_ext_xtal_mux,
+ [1] = &clk_pcmcdclk0,
+ [2] = &clk_sclk_hdmi27m,
+ [3] = &clk_sclk_usbphy0,
+ [4] = &clk_sclk_usbphy1,
+ [5] = &clk_sclk_hdmiphy,
+ [6] = &clk_mout_mpll.clk,
+ [7] = &clk_mout_epll.clk,
+ [8] = &clk_sclk_vpll.clk,
+};
+
+static struct clksrc_sources clkset_sclk_audio0 = {
+ .sources = clkset_sclk_audio0_list,
+ .nr_sources = ARRAY_SIZE(clkset_sclk_audio0_list),
+};
+
+static struct clksrc_clk clk_sclk_audio0 = {
+ .clk = {
+ .name = "sclk_audio",
+ .id = 0,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 24),
+ },
+ .sources = &clkset_sclk_audio0,
+ .reg_src = { .reg = S5P_CLK_SRC6, .shift = 0, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV6, .shift = 0, .size = 4 },
+};
+
+static struct clk *clkset_sclk_audio1_list[] = {
+ [0] = &clk_ext_xtal_mux,
+ [1] = &clk_pcmcdclk1,
+ [2] = &clk_sclk_hdmi27m,
+ [3] = &clk_sclk_usbphy0,
+ [4] = &clk_sclk_usbphy1,
+ [5] = &clk_sclk_hdmiphy,
+ [6] = &clk_mout_mpll.clk,
+ [7] = &clk_mout_epll.clk,
+ [8] = &clk_sclk_vpll.clk,
+};
+
+static struct clksrc_sources clkset_sclk_audio1 = {
+ .sources = clkset_sclk_audio1_list,
+ .nr_sources = ARRAY_SIZE(clkset_sclk_audio1_list),
+};
+
+static struct clksrc_clk clk_sclk_audio1 = {
+ .clk = {
+ .name = "sclk_audio",
+ .id = 1,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 25),
+ },
+ .sources = &clkset_sclk_audio1,
+ .reg_src = { .reg = S5P_CLK_SRC6, .shift = 4, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV6, .shift = 4, .size = 4 },
+};
+
+static struct clk *clkset_sclk_audio2_list[] = {
+ [0] = &clk_ext_xtal_mux,
+ [1] = &clk_pcmcdclk0,
+ [2] = &clk_sclk_hdmi27m,
+ [3] = &clk_sclk_usbphy0,
+ [4] = &clk_sclk_usbphy1,
+ [5] = &clk_sclk_hdmiphy,
+ [6] = &clk_mout_mpll.clk,
+ [7] = &clk_mout_epll.clk,
+ [8] = &clk_sclk_vpll.clk,
+};
+
+static struct clksrc_sources clkset_sclk_audio2 = {
+ .sources = clkset_sclk_audio2_list,
+ .nr_sources = ARRAY_SIZE(clkset_sclk_audio2_list),
+};
+
+static struct clksrc_clk clk_sclk_audio2 = {
+ .clk = {
+ .name = "sclk_audio",
+ .id = 2,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 26),
+ },
+ .sources = &clkset_sclk_audio2,
+ .reg_src = { .reg = S5P_CLK_SRC6, .shift = 8, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV6, .shift = 8, .size = 4 },
+};
+
+static struct clk *clkset_sclk_spdif_list[] = {
+ [0] = &clk_sclk_audio0.clk,
+ [1] = &clk_sclk_audio1.clk,
+ [2] = &clk_sclk_audio2.clk,
+};
+
+static struct clksrc_sources clkset_sclk_spdif = {
+ .sources = clkset_sclk_spdif_list,
+ .nr_sources = ARRAY_SIZE(clkset_sclk_spdif_list),
+};
+
+static struct clk *clkset_group2_list[] = {
+ [0] = &clk_ext_xtal_mux,
+ [1] = &clk_xusbxti,
+ [2] = &clk_sclk_hdmi27m,
+ [3] = &clk_sclk_usbphy0,
+ [4] = &clk_sclk_usbphy1,
+ [5] = &clk_sclk_hdmiphy,
+ [6] = &clk_mout_mpll.clk,
+ [7] = &clk_mout_epll.clk,
+ [8] = &clk_sclk_vpll.clk,
+};
+
+static struct clksrc_sources clkset_group2 = {
+ .sources = clkset_group2_list,
+ .nr_sources = ARRAY_SIZE(clkset_group2_list),
+};
+
+static struct clksrc_clk clksrcs[] = {
+ {
+ .clk = {
+ .name = "sclk_dmc",
+ .id = -1,
+ },
+ .sources = &clkset_group1,
+ .reg_src = { .reg = S5P_CLK_SRC6, .shift = 24, .size = 2 },
+ .reg_div = { .reg = S5P_CLK_DIV6, .shift = 28, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_onenand",
+ .id = -1,
+ },
+ .sources = &clkset_sclk_onenand,
+ .reg_src = { .reg = S5P_CLK_SRC0, .shift = 28, .size = 1 },
+ .reg_div = { .reg = S5P_CLK_DIV6, .shift = 12, .size = 3 },
+ }, {
+ .clk = {
+ .name = "uclk1",
+ .id = 0,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 12),
+ },
+ .sources = &clkset_uart,
+ .reg_src = { .reg = S5P_CLK_SRC4, .shift = 16, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV4, .shift = 16, .size = 4 },
+ }, {
+ .clk = {
+ .name = "uclk1",
+ .id = 1,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 13),
+ },
+ .sources = &clkset_uart,
+ .reg_src = { .reg = S5P_CLK_SRC4, .shift = 20, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV4, .shift = 20, .size = 4 },
+ }, {
+ .clk = {
+ .name = "uclk1",
+ .id = 2,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 14),
+ },
+ .sources = &clkset_uart,
+ .reg_src = { .reg = S5P_CLK_SRC4, .shift = 24, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV4, .shift = 24, .size = 4 },
+ }, {
+ .clk = {
+ .name = "uclk1",
+ .id = 3,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 15),
+ },
+ .sources = &clkset_uart,
+ .reg_src = { .reg = S5P_CLK_SRC4, .shift = 28, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV4, .shift = 28, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_mixer",
+ .id = -1,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 1),
+ },
+ .sources = &clkset_sclk_mixer,
+ .reg_src = { .reg = S5P_CLK_SRC1, .shift = 4, .size = 1 },
+ }, {
+ .clk = {
+ .name = "sclk_spdif",
+ .id = -1,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 27),
+ },
+ .sources = &clkset_sclk_spdif,
+ .reg_src = { .reg = S5P_CLK_SRC6, .shift = 12, .size = 2 },
+ }, {
+ .clk = {
+ .name = "sclk_fimc",
+ .id = 0,
+ .enable = s5pv210_clk_mask1_ctrl,
+ .ctrlbit = (1 << 2),
+ },
+ .sources = &clkset_group2,
+ .reg_src = { .reg = S5P_CLK_SRC3, .shift = 12, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV3, .shift = 12, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_fimc",
+ .id = 1,
+ .enable = s5pv210_clk_mask1_ctrl,
+ .ctrlbit = (1 << 3),
+ },
+ .sources = &clkset_group2,
+ .reg_src = { .reg = S5P_CLK_SRC3, .shift = 16, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV3, .shift = 16, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_fimc",
+ .id = 2,
+ .enable = s5pv210_clk_mask1_ctrl,
+ .ctrlbit = (1 << 4),
+ },
+ .sources = &clkset_group2,
+ .reg_src = { .reg = S5P_CLK_SRC3, .shift = 20, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV3, .shift = 20, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_cam",
+ .id = 0,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 3),
+ },
+ .sources = &clkset_group2,
+ .reg_src = { .reg = S5P_CLK_SRC1, .shift = 12, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV1, .shift = 12, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_cam",
+ .id = 1,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 4),
+ },
+ .sources = &clkset_group2,
+ .reg_src = { .reg = S5P_CLK_SRC1, .shift = 16, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV1, .shift = 16, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_fimd",
+ .id = -1,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 5),
+ },
+ .sources = &clkset_group2,
+ .reg_src = { .reg = S5P_CLK_SRC1, .shift = 20, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV1, .shift = 20, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_mmc",
+ .id = 0,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 8),
+ },
+ .sources = &clkset_group2,
+ .reg_src = { .reg = S5P_CLK_SRC4, .shift = 0, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV4, .shift = 0, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_mmc",
+ .id = 1,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 9),
+ },
+ .sources = &clkset_group2,
+ .reg_src = { .reg = S5P_CLK_SRC4, .shift = 4, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV4, .shift = 4, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_mmc",
+ .id = 2,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 10),
+ },
+ .sources = &clkset_group2,
+ .reg_src = { .reg = S5P_CLK_SRC4, .shift = 8, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV4, .shift = 8, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_mmc",
+ .id = 3,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 11),
+ },
+ .sources = &clkset_group2,
+ .reg_src = { .reg = S5P_CLK_SRC4, .shift = 12, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV4, .shift = 12, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_mfc",
+ .id = -1,
+ .enable = s5pv210_clk_ip0_ctrl,
+ .ctrlbit = (1 << 16),
+ },
+ .sources = &clkset_group1,
+ .reg_src = { .reg = S5P_CLK_SRC2, .shift = 4, .size = 2 },
+ .reg_div = { .reg = S5P_CLK_DIV2, .shift = 4, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_g2d",
+ .id = -1,
+ .enable = s5pv210_clk_ip0_ctrl,
+ .ctrlbit = (1 << 12),
+ },
+ .sources = &clkset_group1,
+ .reg_src = { .reg = S5P_CLK_SRC2, .shift = 8, .size = 2 },
+ .reg_div = { .reg = S5P_CLK_DIV2, .shift = 8, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_g3d",
+ .id = -1,
+ .enable = s5pv210_clk_ip0_ctrl,
+ .ctrlbit = (1 << 8),
+ },
+ .sources = &clkset_group1,
+ .reg_src = { .reg = S5P_CLK_SRC2, .shift = 0, .size = 2 },
+ .reg_div = { .reg = S5P_CLK_DIV2, .shift = 0, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_csis",
+ .id = -1,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 6),
+ },
+ .sources = &clkset_group2,
+ .reg_src = { .reg = S5P_CLK_SRC1, .shift = 24, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV1, .shift = 28, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_spi",
+ .id = 0,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 16),
+ },
+ .sources = &clkset_group2,
+ .reg_src = { .reg = S5P_CLK_SRC5, .shift = 0, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV5, .shift = 0, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_spi",
+ .id = 1,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 17),
+ },
+ .sources = &clkset_group2,
+ .reg_src = { .reg = S5P_CLK_SRC5, .shift = 4, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV5, .shift = 4, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_pwi",
+ .id = -1,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 29),
+ },
+ .sources = &clkset_group2,
+ .reg_src = { .reg = S5P_CLK_SRC6, .shift = 20, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV6, .shift = 24, .size = 4 },
+ }, {
+ .clk = {
+ .name = "sclk_pwm",
+ .id = -1,
+ .enable = s5pv210_clk_mask0_ctrl,
+ .ctrlbit = (1 << 19),
+ },
+ .sources = &clkset_group2,
+ .reg_src = { .reg = S5P_CLK_SRC5, .shift = 12, .size = 4 },
+ .reg_div = { .reg = S5P_CLK_DIV5, .shift = 12, .size = 4 },
+ },
+};
+
+/* Clock initialisation code */
+static struct clksrc_clk *sysclks[] = {
+ &clk_mout_apll,
+ &clk_mout_epll,
+ &clk_mout_mpll,
+ &clk_armclk,
+ &clk_hclk_msys,
+ &clk_sclk_a2m,
+ &clk_hclk_dsys,
+ &clk_hclk_psys,
+ &clk_pclk_msys,
+ &clk_pclk_dsys,
+ &clk_pclk_psys,
+ &clk_vpllsrc,
+ &clk_sclk_vpll,
+ &clk_sclk_dac,
+ &clk_sclk_pixel,
+ &clk_sclk_hdmi,
+};
+
+void __init_or_cpufreq s5pv210_setup_clocks(void)
+{
+ struct clk *xtal_clk;
+ unsigned long xtal;
+ unsigned long vpllsrc;
+ unsigned long armclk;
+ unsigned long hclk_msys;
+ unsigned long hclk_dsys;
+ unsigned long hclk_psys;
+ unsigned long pclk_msys;
+ unsigned long pclk_dsys;
+ unsigned long pclk_psys;
+ unsigned long apll;
+ unsigned long mpll;
+ unsigned long epll;
+ unsigned long vpll;
+ unsigned int ptr;
+ u32 clkdiv0, clkdiv1;
+
+ printk(KERN_DEBUG "%s: registering clocks\n", __func__);
+
+ clkdiv0 = __raw_readl(S5P_CLK_DIV0);
+ clkdiv1 = __raw_readl(S5P_CLK_DIV1);
+
+ printk(KERN_DEBUG "%s: clkdiv0 = %08x, clkdiv1 = %08x\n",
+ __func__, clkdiv0, clkdiv1);
+
+ xtal_clk = clk_get(NULL, "xtal");
+ BUG_ON(IS_ERR(xtal_clk));
+
+ xtal = clk_get_rate(xtal_clk);
+ clk_put(xtal_clk);
+
+ printk(KERN_DEBUG "%s: xtal is %ld\n", __func__, xtal);
+
+ apll = s5p_get_pll45xx(xtal, __raw_readl(S5P_APLL_CON), pll_4508);
+ mpll = s5p_get_pll45xx(xtal, __raw_readl(S5P_MPLL_CON), pll_4502);
+ epll = s5p_get_pll45xx(xtal, __raw_readl(S5P_EPLL_CON), pll_4500);
+ vpllsrc = clk_get_rate(&clk_vpllsrc.clk);
+ vpll = s5p_get_pll45xx(vpllsrc, __raw_readl(S5P_VPLL_CON), pll_4502);
+
+ clk_fout_apll.rate = apll;
+ clk_fout_mpll.rate = mpll;
+ clk_fout_epll.rate = epll;
+ clk_fout_vpll.rate = vpll;
+
+ printk(KERN_INFO "S5PV210: PLL settings, A=%ld, M=%ld, E=%ld V=%ld",
+ apll, mpll, epll, vpll);
+
+ armclk = clk_get_rate(&clk_armclk.clk);
+ hclk_msys = clk_get_rate(&clk_hclk_msys.clk);
+ hclk_dsys = clk_get_rate(&clk_hclk_dsys.clk);
+ hclk_psys = clk_get_rate(&clk_hclk_psys.clk);
+ pclk_msys = clk_get_rate(&clk_pclk_msys.clk);
+ pclk_dsys = clk_get_rate(&clk_pclk_dsys.clk);
+ pclk_psys = clk_get_rate(&clk_pclk_psys.clk);
+
+ printk(KERN_INFO "S5PV210: ARMCLK=%ld, HCLKM=%ld, HCLKD=%ld\n"
+ "HCLKP=%ld, PCLKM=%ld, PCLKD=%ld, PCLKP=%ld\n",
+ armclk, hclk_msys, hclk_dsys, hclk_psys,
+ pclk_msys, pclk_dsys, pclk_psys);
+
+ clk_f.rate = armclk;
+ clk_h.rate = hclk_psys;
+ clk_p.rate = pclk_psys;
+
+ for (ptr = 0; ptr < ARRAY_SIZE(clksrcs); ptr++)
+ s3c_set_clksrc(&clksrcs[ptr], true);
+}
+
+static struct clk *clks[] __initdata = {
+ &clk_sclk_hdmi27m,
+ &clk_sclk_hdmiphy,
+ &clk_sclk_usbphy0,
+ &clk_sclk_usbphy1,
+ &clk_pcmcdclk0,
+ &clk_pcmcdclk1,
+ &clk_pcmcdclk2,
+};
+
+void __init s5pv210_register_clocks(void)
+{
+ struct clk *clkp;
+ int ret;
+ int ptr;
+
+ ret = s3c24xx_register_clocks(clks, ARRAY_SIZE(clks));
+ if (ret > 0)
+ printk(KERN_ERR "Failed to register %u clocks\n", ret);
+
+ for (ptr = 0; ptr < ARRAY_SIZE(sysclks); ptr++)
+ s3c_register_clksrc(sysclks[ptr], 1);
+
+ s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs));
+ s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks));
+
+ clkp = init_clocks_disable;
+ for (ptr = 0; ptr < ARRAY_SIZE(init_clocks_disable); ptr++, clkp++) {
+ ret = s3c24xx_register_clock(clkp);
+ if (ret < 0) {
+ printk(KERN_ERR "Failed to register clock %s (%d)\n",
+ clkp->name, ret);
+ }
+ (clkp->enable)(clkp, 0);
+ }
+
+ s3c_pwmclk_init();
+}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-01 00:39:43 +0000