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path: root/drivers/clk/imx/clk-imx5.c
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-rw-r--r--drivers/clk/imx/clk-imx5.c533
1 files changed, 533 insertions, 0 deletions
diff --git a/drivers/clk/imx/clk-imx5.c b/drivers/clk/imx/clk-imx5.c
new file mode 100644
index 0000000000..c4c47a6d87
--- /dev/null
+++ b/drivers/clk/imx/clk-imx5.c
@@ -0,0 +1,533 @@
+/*
+ * Copyright (C) 2011 Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>
+ *
+ * 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 <common.h>
+#include <init.h>
+#include <driver.h>
+#include <linux/clk.h>
+#include <io.h>
+#include <of.h>
+#include <linux/clkdev.h>
+#include <linux/err.h>
+#include <mach/imx50-regs.h>
+#include <mach/imx51-regs.h>
+#include <mach/imx53-regs.h>
+#include <dt-bindings/clock/imx5-clock.h>
+
+#include "clk.h"
+
+/* Register addresses of CCM*/
+#define CCM_CCR 0x00
+#define CCM_CCDR 0x04
+#define CCM_CSR 0x08
+#define CCM_CCSR 0x0C
+#define CCM_CACRR 0x10
+#define CCM_CBCDR 0x14
+#define CCM_CBCMR 0x18
+#define CCM_CSCMR1 0x1C
+#define CCM_CSCMR2 0x20
+#define CCM_CSCDR1 0x24
+#define CCM_CS1CDR 0x28
+#define CCM_CS2CDR 0x2C
+#define CCM_CDCDR 0x30
+#define CCM_CHSCDR 0x34
+#define CCM_CSCDR2 0x38
+#define CCM_CSCDR3 0x3C
+#define CCM_CSCDR4 0x40
+#define CCM_CWDR 0x44
+#define CCM_CDHIPR 0x48
+#define CCM_CDCR 0x4C
+#define CCM_CTOR 0x50
+#define CCM_CLPCR 0x54
+#define CCM_CISR 0x58
+#define CCM_CIMR 0x5C
+#define CCM_CCOSR 0x60
+#define CCM_CGPR 0x64
+#define CCM_CCGR0 0x68
+#define CCM_CCGR1 0x6C
+#define CCM_CCGR2 0x70
+#define CCM_CCGR3 0x74
+#define CCM_CCGR4 0x78
+#define CCM_CCGR5 0x7C
+#define CCM_CCGR6 0x80
+#define CCM_CCGR7 0x84
+
+#define CCM_CMEOR 0x84
+
+static struct clk *clks[IMX5_CLK_END];
+
+/* This is used multiple times */
+static const char *standard_pll_sel[] = {
+ "pll1_sw",
+ "pll2_sw",
+ "pll3_sw",
+ "lp_apm",
+};
+
+static const char *mx50_3bit_clk_sel[] = {
+ "pll1_sw",
+ "pll2_sw",
+ "pll3_sw",
+ "lp_apm",
+ "pfd0",
+ "pfd1",
+ "pfd4",
+ "osc",
+};
+
+static const char *lp_apm_sel[] = {
+ "osc",
+};
+
+static const char *periph_apm_sel[] = {
+ "pll1_sw",
+ "pll3_sw",
+ "lp_apm",
+};
+
+static const char *main_bus_sel[] = {
+ "pll2_sw",
+ "periph_apm",
+};
+
+static const char *mx50_periph_clk_sel[] = {
+ "pll1_sw",
+ "pll2_sw",
+ "pll3_sw",
+ "lp_apm",
+};
+
+static const char *per_lp_apm_sel[] = {
+ "main_bus",
+ "lp_apm",
+};
+
+static const char *per_root_sel[] = {
+ "per_podf",
+ "ipg",
+};
+
+static const char *esdhc_c_sel[] = {
+ "esdhc_a_podf",
+ "esdhc_b_podf",
+};
+
+static const char *esdhc_d_sel[] = {
+ "esdhc_a_podf",
+ "esdhc_b_podf",
+};
+
+static const char *emi_slow_sel[] = {
+ "main_bus",
+ "ahb",
+};
+
+static const char *usb_phy_sel_str[] = {
+ "osc",
+ "usb_phy_podf",
+};
+
+static const char *mx51_ipu_di0_sel[] = {
+ "di_pred",
+ "osc",
+ "ckih1",
+ "tve_di",
+};
+
+static const char *mx53_ipu_di0_sel[] = {
+ "di_pred",
+ "osc",
+ "ckih1",
+ "di_pll4_podf",
+ "dummy",
+ "ldb_di0_div",
+};
+
+static const char *mx53_ldb_di0_sel[] = {
+ "pll3_sw",
+ "pll4_sw",
+};
+
+static const char *mx51_ipu_di1_sel[] = {
+ "di_pred",
+ "osc",
+ "ckih1",
+ "tve_di",
+ "ipp_di1",
+};
+
+static const char *mx53_ipu_di1_sel[] = {
+ "di_pred",
+ "osc",
+ "ckih1",
+ "tve_di",
+ "ipp_di1",
+ "ldb_di1_div",
+};
+
+static const char *mx53_ldb_di1_sel[] = {
+ "pll3_sw",
+ "pll4_sw",
+};
+
+static const char *mx51_tve_ext_sel[] = {
+ "osc",
+ "ckih1",
+};
+
+static const char *mx53_tve_ext_sel[] = {
+ "pll4_sw",
+ "ckih1",
+};
+
+static const char *mx51_tve_sel[] = {
+ "tve_pred",
+ "tve_ext_sel",
+};
+
+static const char *ipu_sel[] = {
+ "axi_a",
+ "axi_b",
+ "emi_slow_gate",
+ "ahb",
+};
+
+static void __init mx5_clocks_common_init(struct device_d *dev, void __iomem *base)
+{
+ writel(0xffffffff, base + CCM_CCGR0);
+ writel(0xffffffff, base + CCM_CCGR1);
+ writel(0xffffffff, base + CCM_CCGR2);
+ writel(0xffffffff, base + CCM_CCGR3);
+ writel(0xffffffff, base + CCM_CCGR4);
+ writel(0xffffffff, base + CCM_CCGR5);
+ writel(0xffffffff, base + CCM_CCGR6);
+ writel(0xffffffff, base + CCM_CCGR7);
+
+ if (!IS_ENABLED(CONFIG_COMMON_CLK_OF_PROVIDER) || !dev->device_node) {
+ clks[IMX5_CLK_CKIL] = clk_fixed("ckil", 32768);
+ clks[IMX5_CLK_OSC] = clk_fixed("osc", 24000000);
+ }
+
+ clks[IMX5_CLK_PER_LP_APM] = imx_clk_mux("per_lp_apm", base + CCM_CBCMR, 1, 1,
+ per_lp_apm_sel, ARRAY_SIZE(per_lp_apm_sel));
+ clks[IMX5_CLK_PER_PRED1] = imx_clk_divider("per_pred1", "per_lp_apm", base + CCM_CBCDR, 6, 2);
+ clks[IMX5_CLK_PER_PRED2] = imx_clk_divider("per_pred2", "per_pred1", base + CCM_CBCDR, 3, 3);
+ clks[IMX5_CLK_PER_PODF] = imx_clk_divider("per_podf", "per_pred2", base + CCM_CBCDR, 0, 3);
+ clks[IMX5_CLK_PER_ROOT] = imx_clk_mux("per_root", base + CCM_CBCMR, 0, 1,
+ per_root_sel, ARRAY_SIZE(per_root_sel));
+ clks[IMX5_CLK_AHB] = imx_clk_divider("ahb", "main_bus", base + CCM_CBCDR, 10, 3);
+ clks[IMX5_CLK_IPG] = imx_clk_divider("ipg", "ahb", base + CCM_CBCDR, 8, 2);
+ clks[IMX5_CLK_AXI_A] = imx_clk_divider("axi_a", "main_bus", base + CCM_CBCDR, 16, 3);
+ clks[IMX5_CLK_AXI_B] = imx_clk_divider("axi_b", "main_bus", base + CCM_CBCDR, 19, 3);
+ clks[IMX5_CLK_UART_SEL] = imx_clk_mux("uart_sel", base + CCM_CSCMR1, 24, 2,
+ standard_pll_sel, ARRAY_SIZE(standard_pll_sel));
+ clks[IMX5_CLK_UART_PRED] = imx_clk_divider("uart_pred", "uart_sel", base + CCM_CSCDR1, 3, 3);
+ clks[IMX5_CLK_UART_ROOT] = imx_clk_divider("uart_root", "uart_pred", base + CCM_CSCDR1, 0, 3);
+ clks[IMX5_CLK_ESDHC_A_PRED] = imx_clk_divider("esdhc_a_pred",
+ "esdhc_a_sel", base + CCM_CSCDR1, 16, 3);
+ clks[IMX5_CLK_ESDHC_A_PODF] = imx_clk_divider("esdhc_a_podf",
+ "esdhc_a_pred", base + CCM_CSCDR1, 11, 3);
+ clks[IMX5_CLK_ESDHC_B_PRED] = imx_clk_divider("esdhc_b_pred",
+ "esdhc_b_sel", base + CCM_CSCDR1, 22, 3);
+ clks[IMX5_CLK_ESDHC_B_PODF] = imx_clk_divider("esdhc_b_podf",
+ "esdhc_b_pred", base + CCM_CSCDR1, 19, 3);
+ clks[IMX5_CLK_ECSPI_SEL] = imx_clk_mux("ecspi_sel", base + CCM_CSCMR1,
+ 4, 2, standard_pll_sel, ARRAY_SIZE(standard_pll_sel));
+ clks[IMX5_CLK_ECSPI_PRED] = imx_clk_divider("ecspi_pred",
+ "ecspi_sel", base + CCM_CSCDR2, 25, 3);
+ clks[IMX5_CLK_ECSPI_PODF] = imx_clk_divider("ecspi_podf",
+ "ecspi_pred", base + CCM_CSCDR2, 19, 6);
+ clks[IMX5_CLK_CPU_PODF] = imx_clk_divider("cpu_podf",
+ "pll1_sw", base + CCM_CACRR, 0, 3);
+}
+
+static void mx5_clocks_mx51_mx53_init(void __iomem *base)
+{
+ clks[IMX5_CLK_LP_APM] = imx_clk_mux("lp_apm", base + CCM_CCSR, 9, 1,
+ lp_apm_sel, ARRAY_SIZE(lp_apm_sel));
+ clks[IMX5_CLK_PERIPH_APM] = imx_clk_mux("periph_apm", base + CCM_CBCMR, 12, 2,
+ periph_apm_sel, ARRAY_SIZE(periph_apm_sel));
+ clks[IMX5_CLK_MAIN_BUS] = imx_clk_mux("main_bus", base + CCM_CBCDR, 25, 1,
+ main_bus_sel, ARRAY_SIZE(main_bus_sel));
+ clks[IMX5_CLK_ESDHC_A_SEL] = imx_clk_mux("esdhc_a_sel", base + CCM_CSCMR1, 20, 2,
+ standard_pll_sel, ARRAY_SIZE(standard_pll_sel));
+ clks[IMX5_CLK_ESDHC_B_SEL] = imx_clk_mux("esdhc_b_sel", base + CCM_CSCMR1, 16, 2,
+ standard_pll_sel, ARRAY_SIZE(standard_pll_sel));
+ clks[IMX5_CLK_ESDHC_C_SEL] = imx_clk_mux("esdhc_c_sel", base + CCM_CSCMR1, 19, 1, esdhc_c_sel, ARRAY_SIZE(esdhc_c_sel));
+ clks[IMX5_CLK_ESDHC_D_SEL] = imx_clk_mux("esdhc_d_sel", base + CCM_CSCMR1, 18, 1, esdhc_d_sel, ARRAY_SIZE(esdhc_d_sel));
+ clks[IMX5_CLK_EMI_SEL] = imx_clk_mux("emi_sel", base + CCM_CBCDR, 26, 1,
+ emi_slow_sel, ARRAY_SIZE(emi_slow_sel));
+ clks[IMX5_CLK_EMI_SLOW_PODF] = imx_clk_divider("emi_slow_podf", "emi_sel", base + CCM_CBCDR, 22, 3);
+ clks[IMX5_CLK_NFC_PODF] = imx_clk_divider("nfc_podf", "emi_slow_podf", base + CCM_CBCDR, 13, 3);
+ clks[IMX5_CLK_USBOH3_SEL] = imx_clk_mux("usboh3_sel", base + CCM_CSCMR1, 22, 2,
+ standard_pll_sel, ARRAY_SIZE(standard_pll_sel));
+ clks[IMX5_CLK_USBOH3_PRED] = imx_clk_divider("usboh3_pred", "usboh3_sel", base + CCM_CSCDR1, 8, 3);
+ clks[IMX5_CLK_USBOH3_PODF] = imx_clk_divider("usboh3_podf", "usboh3_pred", base + CCM_CSCDR1, 6, 2);
+ clks[IMX5_CLK_USB_PHY_PRED] = imx_clk_divider("usb_phy_pred", "pll3_sw", base + CCM_CDCDR, 3, 3);
+ clks[IMX5_CLK_USB_PHY_PODF] = imx_clk_divider("usb_phy_podf", "usb_phy_pred", base + CCM_CDCDR, 0, 3);
+ clks[IMX5_CLK_USB_PHY_SEL] = imx_clk_mux("usb_phy_sel", base + CCM_CSCMR1, 26, 1,
+ usb_phy_sel_str, ARRAY_SIZE(usb_phy_sel_str));
+}
+
+static void mx5_clocks_ipu_init(void __iomem *regs)
+{
+ clks[IMX5_CLK_IPU_SEL] = imx_clk_mux("ipu_sel", regs + CCM_CBCMR, 6, 2, ipu_sel, ARRAY_SIZE(ipu_sel));
+}
+
+int __init mx50_clocks_init(struct device_d *dev, void __iomem *regs)
+{
+ clks[IMX5_CLK_PLL1_SW] = imx_clk_pllv2("pll1_sw", "osc",
+ (void *)MX50_PLL1_BASE_ADDR);
+ clks[IMX5_CLK_PLL2_SW] = imx_clk_pllv2("pll2_sw", "osc",
+ (void *)MX50_PLL2_BASE_ADDR);
+ clks[IMX5_CLK_PLL3_SW] = imx_clk_pllv2("pll3_sw", "osc",
+ (void *)MX50_PLL3_BASE_ADDR);
+
+ mx5_clocks_common_init(dev, regs);
+
+ clks[IMX5_CLK_LP_APM] = imx_clk_mux("lp_apm", regs + CCM_CCSR, 10, 1, lp_apm_sel, ARRAY_SIZE(lp_apm_sel));
+ clks[IMX5_CLK_MAIN_BUS] = imx_clk_mux("main_bus", regs + CCM_CBCDR, 25, 2, mx50_periph_clk_sel, ARRAY_SIZE(mx50_periph_clk_sel));
+ clks[IMX5_CLK_ESDHC_A_SEL] = imx_clk_mux("esdhc_a_sel", regs + CCM_CSCMR1, 21, 2, standard_pll_sel, ARRAY_SIZE(standard_pll_sel));
+ clks[IMX5_CLK_ESDHC_B_SEL] = imx_clk_mux("esdhc_b_sel", regs + CCM_CSCMR1, 16, 3, mx50_3bit_clk_sel, ARRAY_SIZE(mx50_3bit_clk_sel));
+ clks[IMX5_CLK_ESDHC_C_SEL] = imx_clk_mux("esdhc_c_sel", regs + CCM_CSCMR1, 20, 1, esdhc_c_sel, ARRAY_SIZE(esdhc_c_sel));
+ clks[IMX5_CLK_ESDHC_D_SEL] = imx_clk_mux("esdhc_d_sel", regs + CCM_CSCMR1, 19, 1, esdhc_d_sel, ARRAY_SIZE(esdhc_d_sel));
+ clkdev_add_physbase(clks[IMX5_CLK_UART_ROOT], MX50_UART1_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_UART_ROOT], MX50_UART2_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_UART_ROOT], MX50_UART3_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX50_I2C1_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX50_I2C2_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX50_I2C3_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX50_GPT1_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_IPG], MX50_CSPI_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ECSPI_PODF], MX50_ECSPI1_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ECSPI_PODF], MX50_ECSPI2_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_IPG], MX50_FEC_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ESDHC_A_PODF], MX50_ESDHC1_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ESDHC_C_SEL], MX50_ESDHC2_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ESDHC_B_PODF], MX50_ESDHC3_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ESDHC_D_SEL], MX50_ESDHC4_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX50_PWM1_BASE_ADDR, "per");
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX50_PWM2_BASE_ADDR, "per");
+
+ return 0;
+}
+
+static int imx50_ccm_probe(struct device_d *dev)
+{
+ struct resource *iores;
+ void __iomem *regs;
+
+ iores = dev_request_mem_resource(dev, 0);
+ if (IS_ERR(iores))
+ return PTR_ERR(iores);
+ regs = IOMEM(iores->start);
+
+ mx50_clocks_init(dev, regs);
+
+ return 0;
+}
+
+static __maybe_unused struct of_device_id imx50_ccm_dt_ids[] = {
+ {
+ .compatible = "fsl,imx50-ccm",
+ }, {
+ /* sentinel */
+ }
+};
+
+static struct driver_d imx50_ccm_driver = {
+ .probe = imx50_ccm_probe,
+ .name = "imx50-ccm",
+ .of_compatible = DRV_OF_COMPAT(imx50_ccm_dt_ids),
+};
+
+static void mx51_clocks_ipu_init(void __iomem *regs)
+{
+ clks[IMX5_CLK_IPU_DI0_SEL] = imx_clk_mux_p("ipu_di0_sel", regs + CCM_CSCMR2, 26, 3,
+ mx51_ipu_di0_sel, ARRAY_SIZE(mx51_ipu_di0_sel));
+ clks[IMX5_CLK_IPU_DI1_SEL] = imx_clk_mux_p("ipu_di1_sel", regs + CCM_CSCMR2, 29, 3,
+ mx51_ipu_di1_sel, ARRAY_SIZE(mx51_ipu_di1_sel));
+ clks[IMX5_CLK_TVE_EXT_SEL] = imx_clk_mux_p("tve_ext_sel", regs + CCM_CSCMR1, 6, 1,
+ mx51_tve_ext_sel, ARRAY_SIZE(mx51_tve_ext_sel));
+ clks[IMX5_CLK_TVE_SEL] = imx_clk_mux("tve_sel", regs + CCM_CSCMR1, 7, 1,
+ mx51_tve_sel, ARRAY_SIZE(mx51_tve_sel));
+ clks[IMX5_CLK_TVE_PRED] = imx_clk_divider("tve_pred", "pll3_sw", regs + CCM_CDCDR, 28, 3);
+
+ mx5_clocks_ipu_init(regs);
+
+ clkdev_add_physbase(clks[IMX5_CLK_IPU_SEL], MX51_IPU_BASE_ADDR, "bus");
+ clkdev_add_physbase(clks[IMX5_CLK_IPU_DI0_SEL], MX51_IPU_BASE_ADDR, "di0");
+ clkdev_add_physbase(clks[IMX5_CLK_IPU_DI1_SEL], MX51_IPU_BASE_ADDR, "di1");
+}
+
+int __init mx51_clocks_init(struct device_d *dev, void __iomem *regs)
+{
+ clks[IMX5_CLK_PLL1_SW] = imx_clk_pllv2("pll1_sw", "osc", (void *)MX51_PLL1_BASE_ADDR);
+ clks[IMX5_CLK_PLL2_SW] = imx_clk_pllv2("pll2_sw", "osc", (void *)MX51_PLL2_BASE_ADDR);
+ clks[IMX5_CLK_PLL3_SW] = imx_clk_pllv2("pll3_sw", "osc", (void *)MX51_PLL3_BASE_ADDR);
+
+ mx5_clocks_common_init(dev, regs);
+ mx5_clocks_mx51_mx53_init(regs);
+
+ clkdev_add_physbase(clks[IMX5_CLK_UART_ROOT], MX51_UART1_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_UART_ROOT], MX51_UART2_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_UART_ROOT], MX51_UART3_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX51_I2C1_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX51_I2C2_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX51_GPT1_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_IPG], MX51_CSPI_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ECSPI_PODF], MX51_ECSPI1_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ECSPI_PODF], MX51_ECSPI2_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_IPG], MX51_MXC_FEC_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ESDHC_A_PODF], MX51_MMC_SDHC1_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ESDHC_B_PODF], MX51_MMC_SDHC2_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ESDHC_C_SEL], MX51_MMC_SDHC3_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ESDHC_D_SEL], MX51_MMC_SDHC4_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_IPG], MX51_ATA_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX51_PWM1_BASE_ADDR, "per");
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX51_PWM2_BASE_ADDR, "per");
+
+ if (IS_ENABLED(CONFIG_DRIVER_VIDEO_IMX_IPUV3))
+ mx51_clocks_ipu_init(regs);
+
+ return 0;
+}
+
+static int imx51_ccm_probe(struct device_d *dev)
+{
+ struct resource *iores;
+ void __iomem *regs;
+
+ iores = dev_request_mem_resource(dev, 0);
+ if (IS_ERR(iores))
+ return PTR_ERR(iores);
+ regs = IOMEM(iores->start);
+
+ mx51_clocks_init(dev, regs);
+
+ return 0;
+}
+
+static __maybe_unused struct of_device_id imx51_ccm_dt_ids[] = {
+ {
+ .compatible = "fsl,imx51-ccm",
+ }, {
+ /* sentinel */
+ }
+};
+
+static struct driver_d imx51_ccm_driver = {
+ .probe = imx51_ccm_probe,
+ .name = "imx51-ccm",
+ .of_compatible = DRV_OF_COMPAT(imx51_ccm_dt_ids),
+};
+
+static void mx53_clocks_ipu_init(void __iomem *regs)
+{
+ clks[IMX5_CLK_LDB_DI1_DIV_3_5] = imx_clk_fixed_factor("ldb_di1_div_3_5", "ldb_di1_sel", 2, 7);
+ clks[IMX5_CLK_LDB_DI1_DIV] = imx_clk_divider_np("ldb_di1_div", "ldb_di1_div_3_5", regs + CCM_CSCMR2, 11, 1);
+ clks[IMX5_CLK_LDB_DI1_SEL] = imx_clk_mux_p("ldb_di1_sel", regs + CCM_CSCMR2, 9, 1,
+ mx53_ldb_di1_sel, ARRAY_SIZE(mx53_ldb_di1_sel));
+ clks[IMX5_CLK_DI_PLL4_PODF] = imx_clk_divider("di_pll4_podf", "pll4_sw", regs + CCM_CDCDR, 16, 3);
+ clks[IMX5_CLK_LDB_DI0_DIV_3_5] = imx_clk_fixed_factor("ldb_di0_div_3_5", "ldb_di0_sel", 2, 7);
+ clks[IMX5_CLK_LDB_DI0_DIV] = imx_clk_divider("ldb_di0_div", "ldb_di0_div_3_5", regs + CCM_CSCMR2, 10, 1);
+ clks[IMX5_CLK_LDB_DI0_SEL] = imx_clk_mux_p("ldb_di0_sel", regs + CCM_CSCMR2, 8, 1,
+ mx53_ldb_di0_sel, ARRAY_SIZE(mx53_ldb_di0_sel));
+ clks[IMX5_CLK_IPU_DI0_SEL] = imx_clk_mux_p("ipu_di0_sel", regs + CCM_CSCMR2, 26, 3,
+ mx53_ipu_di0_sel, ARRAY_SIZE(mx53_ipu_di0_sel));
+ clks[IMX5_CLK_IPU_DI1_SEL] = imx_clk_mux_p("ipu_di1_sel", regs + CCM_CSCMR2, 29, 3,
+ mx53_ipu_di1_sel, ARRAY_SIZE(mx53_ipu_di1_sel));
+ clks[IMX5_CLK_TVE_EXT_SEL] = imx_clk_mux_p("tve_ext_sel", regs + CCM_CSCMR1, 6, 1,
+ mx53_tve_ext_sel, ARRAY_SIZE(mx53_tve_ext_sel));
+ clks[IMX5_CLK_TVE_PRED] = imx_clk_divider("tve_pred", "tve_ext_sel", regs + CCM_CDCDR, 28, 3);
+
+ mx5_clocks_ipu_init(regs);
+
+ clkdev_add_physbase(clks[IMX5_CLK_IPU_SEL], MX53_IPU_BASE_ADDR, "bus");
+ clkdev_add_physbase(clks[IMX5_CLK_IPU_DI0_SEL], MX53_IPU_BASE_ADDR, "di0");
+ clkdev_add_physbase(clks[IMX5_CLK_IPU_DI1_SEL], MX53_IPU_BASE_ADDR, "di1");
+}
+
+int __init mx53_clocks_init(struct device_d *dev, void __iomem *regs)
+{
+ clks[IMX5_CLK_PLL1_SW] = imx_clk_pllv2("pll1_sw", "osc", (void *)MX53_PLL1_BASE_ADDR);
+ clks[IMX5_CLK_PLL2_SW] = imx_clk_pllv2("pll2_sw", "osc", (void *)MX53_PLL2_BASE_ADDR);
+ clks[IMX5_CLK_PLL3_SW] = imx_clk_pllv2("pll3_sw", "osc", (void *)MX53_PLL3_BASE_ADDR);
+ clks[IMX5_CLK_PLL4_SW] = imx_clk_pllv2("pll4_sw", "osc", (void *)MX53_PLL4_BASE_ADDR);
+
+ mx5_clocks_common_init(dev, regs);
+ mx5_clocks_mx51_mx53_init(regs);
+
+ clkdev_add_physbase(clks[IMX5_CLK_UART_ROOT], MX53_UART1_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_UART_ROOT], MX53_UART2_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_UART_ROOT], MX53_UART3_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_UART_ROOT], MX53_UART4_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_UART_ROOT], MX53_UART5_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX53_I2C1_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX53_I2C2_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX53_I2C3_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX53_GPT1_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_IPG], MX53_CSPI_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ECSPI_PODF], MX53_ECSPI1_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ECSPI_PODF], MX53_ECSPI2_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_IPG], MX53_FEC_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ESDHC_A_PODF], MX53_ESDHC1_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ESDHC_C_SEL], MX53_ESDHC2_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ESDHC_B_PODF], MX53_ESDHC3_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_ESDHC_D_SEL], MX53_ESDHC4_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_AHB], MX53_SATA_BASE_ADDR, NULL);
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX53_PWM1_BASE_ADDR, "per");
+ clkdev_add_physbase(clks[IMX5_CLK_PER_ROOT], MX53_PWM2_BASE_ADDR, "per");
+
+ if (IS_ENABLED(CONFIG_DRIVER_VIDEO_IMX_IPUV3))
+ mx53_clocks_ipu_init(regs);
+
+ return 0;
+}
+
+static int imx53_ccm_probe(struct device_d *dev)
+{
+ struct resource *iores;
+ void __iomem *regs;
+
+ iores = dev_request_mem_resource(dev, 0);
+ if (IS_ERR(iores))
+ return PTR_ERR(iores);
+ regs = IOMEM(iores->start);
+
+ mx53_clocks_init(dev, regs);
+
+ return 0;
+}
+
+static __maybe_unused struct of_device_id imx53_ccm_dt_ids[] = {
+ {
+ .compatible = "fsl,imx53-ccm",
+ }, {
+ /* sentinel */
+ }
+};
+
+static struct driver_d imx53_ccm_driver = {
+ .probe = imx53_ccm_probe,
+ .name = "imx53-ccm",
+ .of_compatible = DRV_OF_COMPAT(imx53_ccm_dt_ids),
+};
+
+static int imx5_ccm_init(void)
+{
+ if (IS_ENABLED(CONFIG_ARCH_IMX50))
+ platform_driver_register(&imx50_ccm_driver);
+ if (IS_ENABLED(CONFIG_ARCH_IMX51))
+ platform_driver_register(&imx51_ccm_driver);
+ if (IS_ENABLED(CONFIG_ARCH_IMX53))
+ platform_driver_register(&imx53_ccm_driver);
+
+ return 0;
+}
+core_initcall(imx5_ccm_init);
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-15 20:01:11 +0000