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-rw-r--r--arch/arm/include/asm/arch-mx7/clock.h348
-rw-r--r--arch/arm/include/asm/arch-mx7/clock_slice.h116
2 files changed, 464 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-mx7/clock.h b/arch/arm/include/asm/arch-mx7/clock.h
new file mode 100644
index 0000000..292baf4
--- /dev/null
+++ b/arch/arm/include/asm/arch-mx7/clock.h
@@ -0,0 +1,348 @@
+/*
+ * Copyright (C) 2015 Freescale Semiconductor, Inc.
+ *
+ * Author:
+ * Peng Fan <Peng.Fan@freescale.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _ASM_ARCH_CLOCK_H
+#define _ASM_ARCH_CLOCK_H
+
+#include <common.h>
+#include <asm/arch/crm_regs.h>
+
+#ifdef CONFIG_SYS_MX7_HCLK
+#define MXC_HCLK CONFIG_SYS_MX7_HCLK
+#else
+#define MXC_HCLK 24000000
+#endif
+
+#ifdef CONFIG_SYS_MX7_CLK32
+#define MXC_CLK32 CONFIG_SYS_MX7_CLK32
+#else
+#define MXC_CLK32 32768
+#endif
+
+/* Mainly for compatible to imx common code. */
+enum mxc_clock {
+ MXC_ARM_CLK = 0,
+ MXC_AHB_CLK,
+ MXC_IPG_CLK,
+ MXC_UART_CLK,
+ MXC_CSPI_CLK,
+ MXC_AXI_CLK,
+ MXC_DDR_CLK,
+ MXC_ESDHC_CLK,
+ MXC_ESDHC2_CLK,
+ MXC_ESDHC3_CLK,
+ MXC_I2C_CLK,
+};
+
+/* PLL supported by i.mx7d */
+enum pll_clocks {
+ PLL_CORE, /* Core PLL */
+ PLL_SYS, /* System PLL*/
+ PLL_ENET, /* Enet PLL */
+ PLL_AUDIO, /* Audio PLL */
+ PLL_VIDEO, /* Video PLL*/
+ PLL_DDR, /* Dram PLL */
+ PLL_USB, /* USB PLL, fixed at 480MHZ */
+};
+
+/* clk src for clock root gen */
+enum clk_root_src {
+ OSC_24M_CLK,
+
+ PLL_ARM_MAIN_800M_CLK,
+
+ PLL_SYS_MAIN_480M_CLK,
+ PLL_SYS_MAIN_240M_CLK,
+ PLL_SYS_MAIN_120M_CLK,
+ PLL_SYS_PFD0_392M_CLK,
+ PLL_SYS_PFD0_196M_CLK,
+ PLL_SYS_PFD1_332M_CLK,
+ PLL_SYS_PFD1_166M_CLK,
+ PLL_SYS_PFD2_270M_CLK,
+ PLL_SYS_PFD2_135M_CLK,
+ PLL_SYS_PFD3_CLK,
+ PLL_SYS_PFD4_CLK,
+ PLL_SYS_PFD5_CLK,
+ PLL_SYS_PFD6_CLK,
+ PLL_SYS_PFD7_CLK,
+
+ PLL_ENET_MAIN_500M_CLK,
+ PLL_ENET_MAIN_250M_CLK,
+ PLL_ENET_MAIN_125M_CLK,
+ PLL_ENET_MAIN_100M_CLK,
+ PLL_ENET_MAIN_50M_CLK,
+ PLL_ENET_MAIN_40M_CLK,
+ PLL_ENET_MAIN_25M_CLK,
+
+ PLL_DRAM_MAIN_1066M_CLK,
+ PLL_DRAM_MAIN_533M_CLK,
+
+ PLL_AUDIO_MAIN_CLK,
+ PLL_VIDEO_MAIN_CLK,
+
+ PLL_USB_MAIN_480M_CLK, /* fixed at 480MHZ */
+
+ EXT_CLK_1,
+ EXT_CLK_2,
+ EXT_CLK_3,
+ EXT_CLK_4,
+
+ REF_1M_CLK,
+ OSC_32K_CLK,
+};
+
+/*
+ * Clock root index
+ */
+enum clk_root_index {
+ ARM_A7_CLK_ROOT = 0,
+ ARM_M4_CLK_ROOT = 1,
+ ARM_M0_CLK_ROOT = 2,
+ MAIN_AXI_CLK_ROOT = 16,
+ DISP_AXI_CLK_ROOT = 17,
+ ENET_AXI_CLK_ROOT = 18,
+ NAND_USDHC_BUS_CLK_ROOT = 19,
+ AHB_CLK_ROOT = 32,
+ DRAM_PHYM_CLK_ROOT = 48,
+ DRAM_CLK_ROOT = 49,
+ DRAM_PHYM_ALT_CLK_ROOT = 64,
+ DRAM_ALT_CLK_ROOT = 65,
+ USB_HSIC_CLK_ROOT = 66,
+ PCIE_CTRL_CLK_ROOT = 67,
+ PCIE_PHY_CLK_ROOT = 68,
+ EPDC_PIXEL_CLK_ROOT = 69,
+ LCDIF_PIXEL_CLK_ROOT = 70,
+ MIPI_DSI_EXTSER_CLK_ROOT = 71,
+ MIPI_CSI_WARP_CLK_ROOT = 72,
+ MIPI_DPHY_REF_CLK_ROOT = 73,
+ SAI1_CLK_ROOT = 74,
+ SAI2_CLK_ROOT = 75,
+ SAI3_CLK_ROOT = 76,
+ SPDIF_CLK_ROOT = 77,
+ ENET1_REF_CLK_ROOT = 78,
+ ENET1_TIME_CLK_ROOT = 79,
+ ENET2_REF_CLK_ROOT = 80,
+ ENET2_TIME_CLK_ROOT = 81,
+ ENET_PHY_REF_CLK_ROOT = 82,
+ EIM_CLK_ROOT = 83,
+ NAND_CLK_ROOT = 84,
+ QSPI_CLK_ROOT = 85,
+ USDHC1_CLK_ROOT = 86,
+ USDHC2_CLK_ROOT = 87,
+ USDHC3_CLK_ROOT = 88,
+ CAN1_CLK_ROOT = 89,
+ CAN2_CLK_ROOT = 90,
+ I2C1_CLK_ROOT = 91,
+ I2C2_CLK_ROOT = 92,
+ I2C3_CLK_ROOT = 93,
+ I2C4_CLK_ROOT = 94,
+ UART1_CLK_ROOT = 95,
+ UART2_CLK_ROOT = 96,
+ UART3_CLK_ROOT = 97,
+ UART4_CLK_ROOT = 98,
+ UART5_CLK_ROOT = 99,
+ UART6_CLK_ROOT = 100,
+ UART7_CLK_ROOT = 101,
+ ECSPI1_CLK_ROOT = 102,
+ ECSPI2_CLK_ROOT = 103,
+ ECSPI3_CLK_ROOT = 104,
+ ECSPI4_CLK_ROOT = 105,
+ PWM1_CLK_ROOT = 106,
+ PWM2_CLK_ROOT = 107,
+ PWM3_CLK_ROOT = 108,
+ PWM4_CLK_ROOT = 109,
+ FLEXTIMER1_CLK_ROOT = 110,
+ FLEXTIMER2_CLK_ROOT = 111,
+ SIM1_CLK_ROOT = 112,
+ SIM2_CLK_ROOT = 113,
+ GPT1_CLK_ROOT = 114,
+ GPT2_CLK_ROOT = 115,
+ GPT3_CLK_ROOT = 116,
+ GPT4_CLK_ROOT = 117,
+ TRACE_CLK_ROOT = 118,
+ WDOG_CLK_ROOT = 119,
+ CSI_MCLK_CLK_ROOT = 120,
+ AUDIO_MCLK_CLK_ROOT = 121,
+ WRCLK_CLK_ROOT = 122,
+ IPP_DO_CLKO1 = 123,
+ IPP_DO_CLKO2 = 124,
+
+ CLK_ROOT_MAX,
+};
+
+struct clk_root_setting {
+ enum clk_root_index root;
+ u32 setting;
+};
+
+/*
+ * CCGR mapping
+ */
+enum clk_ccgr_index {
+ CCGR_CPU = 0,
+ CCGR_M4 = 1,
+ CCGR_SIM_MAIN = 4,
+ CCGR_SIM_DISPLAY = 5,
+ CCGR_SIM_ENET = 6,
+ CCGR_SIM_M = 7,
+ CCGR_SIM_S = 8,
+ CCGR_SIM_WAKEUP = 9,
+ CCGR_IPMUX1 = 10,
+ CCGR_IPMUX2 = 11,
+ CCGR_IPMUX3 = 12,
+ CCGR_ROM = 16,
+ CCGR_OCRAM = 17,
+ CCGR_OCRAM_S = 18,
+ CCGR_DRAM = 19,
+ CCGR_RAWNAND = 20,
+ CCGR_QSPI = 21,
+ CCGR_WEIM = 22,
+ CCGR_ADC = 32,
+ CCGR_ANATOP = 33,
+ CCGR_SCTR = 34,
+ CCGR_OCOTP = 35,
+ CCGR_CAAM = 36,
+ CCGR_SNVS = 37,
+ CCGR_RDC = 38,
+ CCGR_MU = 39,
+ CCGR_HS = 40,
+ CCGR_DVFS = 41,
+ CCGR_QOS = 42,
+ CCGR_QOS_DISPMIX = 43,
+ CCGR_QOS_MEGAMIX = 44,
+ CCGR_CSU = 45,
+ CCGR_DBGMON = 46,
+ CCGR_DEBUG = 47,
+ CCGR_TRACE = 48,
+ CCGR_SEC_DEBUG = 49,
+ CCGR_SEMA1 = 64,
+ CCGR_SEMA2 = 65,
+ CCGR_PERFMON1 = 68,
+ CCGR_PERFMON2 = 69,
+ CCGR_SDMA = 72,
+ CCGR_CSI = 73,
+ CCGR_EPDC = 74,
+ CCGR_LCDIF = 75,
+ CCGR_PXP = 76,
+ CCGR_PCIE = 96,
+ CCGR_MIPI_CSI = 100,
+ CCGR_MIPI_DSI = 101,
+ CCGR_MIPI_MEM_PHY = 102,
+ CCGR_USB_CTRL = 104,
+ CCGR_USB_HSIC = 105,
+ CCGR_USB_PHY1 = 106,
+ CCGR_USB_PHY2 = 107,
+ CCGR_USDHC1 = 108,
+ CCGR_USDHC2 = 109,
+ CCGR_USDHC3 = 110,
+ CCGR_ENET1 = 112,
+ CCGR_ENET2 = 113,
+ CCGR_CAN1 = 116,
+ CCGR_CAN2 = 117,
+ CCGR_ECSPI1 = 120,
+ CCGR_ECSPI2 = 121,
+ CCGR_ECSPI3 = 122,
+ CCGR_ECSPI4 = 123,
+ CCGR_GPT1 = 124,
+ CCGR_GPT2 = 125,
+ CCGR_GPT3 = 126,
+ CCGR_GPT4 = 127,
+ CCGR_FTM1 = 128,
+ CCGR_FTM2 = 129,
+ CCGR_PWM1 = 132,
+ CCGR_PWM2 = 133,
+ CCGR_PWM3 = 134,
+ CCGR_PWM4 = 135,
+ CCGR_I2C1 = 136,
+ CCGR_I2C2 = 137,
+ CCGR_I2C3 = 138,
+ CCGR_I2C4 = 139,
+ CCGR_SAI1 = 140,
+ CCGR_SAI2 = 141,
+ CCGR_SAI3 = 142,
+ CCGR_SIM1 = 144,
+ CCGR_SIM2 = 145,
+ CCGR_UART1 = 148,
+ CCGR_UART2 = 149,
+ CCGR_UART3 = 150,
+ CCGR_UART4 = 151,
+ CCGR_UART5 = 152,
+ CCGR_UART6 = 153,
+ CCGR_UART7 = 154,
+ CCGR_WDOG1 = 156,
+ CCGR_WDOG2 = 157,
+ CCGR_WDOG3 = 158,
+ CCGR_WDOG4 = 159,
+ CCGR_GPIO1 = 160,
+ CCGR_GPIO2 = 161,
+ CCGR_GPIO3 = 162,
+ CCGR_GPIO4 = 163,
+ CCGR_GPIO5 = 164,
+ CCGR_GPIO6 = 165,
+ CCGR_GPIO7 = 166,
+ CCGR_IOMUX = 168,
+ CCGR_IOMUX_LPSR = 169,
+ CCGR_KPP = 170,
+
+ CCGR_SKIP,
+ CCGR_MAX,
+};
+
+/* Clock root channel */
+enum clk_root_type {
+ CCM_CORE_CHANNEL,
+ CCM_BUS_CHANNEL,
+ CCM_AHB_CHANNEL,
+ CCM_DRAM_PHYM_CHANNEL,
+ CCM_DRAM_CHANNEL,
+ CCM_IP_CHANNEL,
+};
+
+#include <asm/arch/clock_slice.h>
+
+/*
+ * entry: the clock root index
+ * type: ccm channel
+ * src_mux: each entry corresponding to the clock src, detailed info in CCM RM
+ */
+struct clk_root_map {
+ enum clk_root_index entry;
+ enum clk_root_type type;
+ uint8_t src_mux[8];
+};
+
+enum enet_freq {
+ ENET_25MHz,
+ ENET_50MHz,
+ ENET_125MHz,
+};
+
+u32 get_root_clk(enum clk_root_index clock_id);
+u32 mxc_get_clock(enum mxc_clock clk);
+u32 imx_get_uartclk(void);
+u32 imx_get_fecclk(void);
+void clock_init(void);
+#ifdef CONFIG_SYS_I2C_MXC
+int enable_i2c_clk(bool enable, unsigned int i2c_num);
+#endif
+#ifdef CONFIG_FEC_MXC
+int set_clk_enet(enum enet_freq type);
+#endif
+int set_clk_qspi(void);
+int set_clk_nand(void);
+#ifdef CONFIG_MXC_OCOTP
+void enable_ocotp_clk(unsigned char enable);
+#endif
+void enable_usboh3_clk(unsigned char enable);
+#ifdef CONFIG_SECURE_BOOT
+void hab_caam_clock_enable(void);
+void hab_caam_clock_disable(void);
+#endif
+
+#endif
diff --git a/arch/arm/include/asm/arch-mx7/clock_slice.h b/arch/arm/include/asm/arch-mx7/clock_slice.h
new file mode 100644
index 0000000..6ede0cd
--- /dev/null
+++ b/arch/arm/include/asm/arch-mx7/clock_slice.h
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2014-2015 Freescale Semiconductor, Inc.
+ *
+ * Author:
+ * Peng Fan <Peng.Fan@freescale.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _ASM_ARCH_CLOCK_SLICE_H
+#define _ASM_ARCH_CLOCK_SLICE_H
+
+enum root_pre_div {
+ CLK_ROOT_PRE_DIV1 = 0,
+ CLK_ROOT_PRE_DIV2,
+ CLK_ROOT_PRE_DIV3,
+ CLK_ROOT_PRE_DIV4,
+ CLK_ROOT_PRE_DIV5,
+ CLK_ROOT_PRE_DIV6,
+ CLK_ROOT_PRE_DIV7,
+ CLK_ROOT_PRE_DIV8,
+};
+
+enum root_post_div {
+ CLK_ROOT_POST_DIV1 = 0,
+ CLK_ROOT_POST_DIV2,
+ CLK_ROOT_POST_DIV3,
+ CLK_ROOT_POST_DIV4,
+ CLK_ROOT_POST_DIV5,
+ CLK_ROOT_POST_DIV6,
+ CLK_ROOT_POST_DIV7,
+ CLK_ROOT_POST_DIV8,
+ CLK_ROOT_POST_DIV9,
+ CLK_ROOT_POST_DIV10,
+ CLK_ROOT_POST_DIV11,
+ CLK_ROOT_POST_DIV12,
+ CLK_ROOT_POST_DIV13,
+ CLK_ROOT_POST_DIV14,
+ CLK_ROOT_POST_DIV15,
+ CLK_ROOT_POST_DIV16,
+ CLK_ROOT_POST_DIV17,
+ CLK_ROOT_POST_DIV18,
+ CLK_ROOT_POST_DIV19,
+ CLK_ROOT_POST_DIV20,
+ CLK_ROOT_POST_DIV21,
+ CLK_ROOT_POST_DIV22,
+ CLK_ROOT_POST_DIV23,
+ CLK_ROOT_POST_DIV24,
+ CLK_ROOT_POST_DIV25,
+ CLK_ROOT_POST_DIV26,
+ CLK_ROOT_POST_DIV27,
+ CLK_ROOT_POST_DIV28,
+ CLK_ROOT_POST_DIV29,
+ CLK_ROOT_POST_DIV30,
+ CLK_ROOT_POST_DIV31,
+ CLK_ROOT_POST_DIV32,
+ CLK_ROOT_POST_DIV33,
+ CLK_ROOT_POST_DIV34,
+ CLK_ROOT_POST_DIV35,
+ CLK_ROOT_POST_DIV36,
+ CLK_ROOT_POST_DIV37,
+ CLK_ROOT_POST_DIV38,
+ CLK_ROOT_POST_DIV39,
+ CLK_ROOT_POST_DIV40,
+ CLK_ROOT_POST_DIV41,
+ CLK_ROOT_POST_DIV42,
+ CLK_ROOT_POST_DIV43,
+ CLK_ROOT_POST_DIV44,
+ CLK_ROOT_POST_DIV45,
+ CLK_ROOT_POST_DIV46,
+ CLK_ROOT_POST_DIV47,
+ CLK_ROOT_POST_DIV48,
+ CLK_ROOT_POST_DIV49,
+ CLK_ROOT_POST_DIV50,
+ CLK_ROOT_POST_DIV51,
+ CLK_ROOT_POST_DIV52,
+ CLK_ROOT_POST_DIV53,
+ CLK_ROOT_POST_DIV54,
+ CLK_ROOT_POST_DIV55,
+ CLK_ROOT_POST_DIV56,
+ CLK_ROOT_POST_DIV57,
+ CLK_ROOT_POST_DIV58,
+ CLK_ROOT_POST_DIV59,
+ CLK_ROOT_POST_DIV60,
+ CLK_ROOT_POST_DIV61,
+ CLK_ROOT_POST_DIV62,
+ CLK_ROOT_POST_DIV63,
+ CLK_ROOT_POST_DIV64,
+};
+
+enum root_auto_div {
+ CLK_ROOT_AUTO_DIV1 = 0,
+ CLK_ROOT_AUTO_DIV2,
+ CLK_ROOT_AUTO_DIV4,
+ CLK_ROOT_AUTO_DIV8,
+ CLK_ROOT_AUTO_DIV16,
+};
+
+int clock_set_src(enum clk_root_index clock_id, enum clk_root_src clock_src);
+int clock_get_src(enum clk_root_index clock_id, enum clk_root_src *p_clock_src);
+int clock_set_prediv(enum clk_root_index clock_id, enum root_pre_div pre_div);
+int clock_get_prediv(enum clk_root_index clock_id, enum root_pre_div *pre_div);
+int clock_set_postdiv(enum clk_root_index clock_id, enum root_post_div div);
+int clock_get_postdiv(enum clk_root_index clock_id, enum root_post_div *div);
+int clock_set_autopostdiv(enum clk_root_index clock_id, enum root_auto_div div,
+ int auto_en);
+int clock_get_autopostdiv(enum clk_root_index clock_id, enum root_auto_div *div,
+ int *auto_en);
+int clock_get_target_val(enum clk_root_index clock_id, u32 *val);
+int clock_set_target_val(enum clk_root_index clock_id, u32 val);
+int clock_root_cfg(enum clk_root_index clock_id, enum root_pre_div pre_div,
+ enum root_post_div post_div, enum clk_root_src clock_src);
+int clock_root_enabled(enum clk_root_index clock_id);
+
+int clock_enable(enum clk_ccgr_index index, bool enable);
+#endif
generated by cgit v1.1 at 2024-11-09 14:38:20 +0000