diff options
Diffstat (limited to 'drivers/clk/imx')
| -rw-r--r-- | drivers/clk/imx/clk-cpu.c | 2 | ||||
| -rw-r--r-- | drivers/clk/imx/clk-imx6q.c | 1 | ||||
| -rw-r--r-- | drivers/clk/imx/clk-imx6sl.c | 2 | ||||
| -rw-r--r-- | drivers/clk/imx/clk-imx6sll.c | 1 | ||||
| -rw-r--r-- | drivers/clk/imx/clk-imx6sx.c | 1 | ||||
| -rw-r--r-- | drivers/clk/imx/clk-imx6ul.c | 1 | ||||
| -rw-r--r-- | drivers/clk/imx/clk-imx7d.c | 28 | ||||
| -rw-r--r-- | drivers/clk/imx/clk.h | 7 |
8 files changed, 22 insertions, 21 deletions
diff --git a/drivers/clk/imx/clk-cpu.c b/drivers/clk/imx/clk-cpu.c index 9d46eac87f45..ed1b7e97a0d3 100644 --- a/drivers/clk/imx/clk-cpu.c +++ b/drivers/clk/imx/clk-cpu.c @@ -94,7 +94,7 @@ struct clk *imx_clk_cpu(const char *name, const char *parent_name, init.name = name; init.ops = &clk_cpu_ops; - init.flags = 0; + init.flags = CLK_IS_CRITICAL; init.parent_names = &parent_name; init.num_parents = 1; diff --git a/drivers/clk/imx/clk-imx6q.c b/drivers/clk/imx/clk-imx6q.c index 8c7c2fcb8d94..bbe0c60f4d09 100644 --- a/drivers/clk/imx/clk-imx6q.c +++ b/drivers/clk/imx/clk-imx6q.c @@ -789,6 +789,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[IMX6QDL_CLK_MLB] = imx_clk_gate2("mlb", "axi", base + 0x74, 18); clk[IMX6QDL_CLK_MMDC_CH0_AXI] = imx_clk_gate2_flags("mmdc_ch0_axi", "mmdc_ch0_axi_podf", base + 0x74, 20, CLK_IS_CRITICAL); clk[IMX6QDL_CLK_MMDC_CH1_AXI] = imx_clk_gate2("mmdc_ch1_axi", "mmdc_ch1_axi_podf", base + 0x74, 22); + clk[IMX6QDL_CLK_MMDC_P0_IPG] = imx_clk_gate2_flags("mmdc_p0_ipg", "ipg", base + 0x74, 24, CLK_IS_CRITICAL); clk[IMX6QDL_CLK_OCRAM] = imx_clk_gate2("ocram", "ahb", base + 0x74, 28); clk[IMX6QDL_CLK_OPENVG_AXI] = imx_clk_gate2("openvg_axi", "axi", base + 0x74, 30); clk[IMX6QDL_CLK_PCIE_AXI] = imx_clk_gate2("pcie_axi", "pcie_axi_sel", base + 0x78, 0); diff --git a/drivers/clk/imx/clk-imx6sl.c b/drivers/clk/imx/clk-imx6sl.c index eb6bcbf345a3..6fcfbbd907a5 100644 --- a/drivers/clk/imx/clk-imx6sl.c +++ b/drivers/clk/imx/clk-imx6sl.c @@ -386,6 +386,8 @@ static void __init imx6sl_clocks_init(struct device_node *ccm_node) clks[IMX6SL_CLK_LCDIF_AXI] = imx_clk_gate2("lcdif_axi", "lcdif_axi_podf", base + 0x74, 6); clks[IMX6SL_CLK_LCDIF_PIX] = imx_clk_gate2("lcdif_pix", "lcdif_pix_podf", base + 0x74, 8); clks[IMX6SL_CLK_EPDC_PIX] = imx_clk_gate2("epdc_pix", "epdc_pix_podf", base + 0x74, 10); + clks[IMX6SL_CLK_MMDC_P0_IPG] = imx_clk_gate2_flags("mmdc_p0_ipg", "ipg", base + 0x74, 24, CLK_IS_CRITICAL); + clks[IMX6SL_CLK_MMDC_P1_IPG] = imx_clk_gate2("mmdc_p1_ipg", "ipg", base + 0x74, 26); clks[IMX6SL_CLK_OCRAM] = imx_clk_gate2("ocram", "ocram_podf", base + 0x74, 28); clks[IMX6SL_CLK_PWM1] = imx_clk_gate2("pwm1", "perclk", base + 0x78, 16); clks[IMX6SL_CLK_PWM2] = imx_clk_gate2("pwm2", "perclk", base + 0x78, 18); diff --git a/drivers/clk/imx/clk-imx6sll.c b/drivers/clk/imx/clk-imx6sll.c index 52379ee49aec..3bd2044cf25c 100644 --- a/drivers/clk/imx/clk-imx6sll.c +++ b/drivers/clk/imx/clk-imx6sll.c @@ -293,6 +293,7 @@ static void __init imx6sll_clocks_init(struct device_node *ccm_node) clks[IMX6SLL_CLK_WDOG1] = imx_clk_gate2("wdog1", "ipg", base + 0x74, 16); clks[IMX6SLL_CLK_MMDC_P0_FAST] = imx_clk_gate_flags("mmdc_p0_fast", "mmdc_podf", base + 0x74, 20, CLK_IS_CRITICAL); clks[IMX6SLL_CLK_MMDC_P0_IPG] = imx_clk_gate2_flags("mmdc_p0_ipg", "ipg", base + 0x74, 24, CLK_IS_CRITICAL); + clks[IMX6SLL_CLK_MMDC_P1_IPG] = imx_clk_gate2("mmdc_p1_ipg", "ipg", base + 0x74, 26); clks[IMX6SLL_CLK_OCRAM] = imx_clk_gate_flags("ocram","ahb", base + 0x74, 28, CLK_IS_CRITICAL); /* CCGR4 */ diff --git a/drivers/clk/imx/clk-imx6sx.c b/drivers/clk/imx/clk-imx6sx.c index d9f2890ffe62..18527a335ace 100644 --- a/drivers/clk/imx/clk-imx6sx.c +++ b/drivers/clk/imx/clk-imx6sx.c @@ -431,6 +431,7 @@ static void __init imx6sx_clocks_init(struct device_node *ccm_node) clks[IMX6SX_CLK_MLB] = imx_clk_gate2("mlb", "ahb", base + 0x74, 18); clks[IMX6SX_CLK_MMDC_P0_FAST] = imx_clk_gate2_flags("mmdc_p0_fast", "mmdc_podf", base + 0x74, 20, CLK_IS_CRITICAL); clks[IMX6SX_CLK_MMDC_P0_IPG] = imx_clk_gate2_flags("mmdc_p0_ipg", "ipg", base + 0x74, 24, CLK_IS_CRITICAL); + clks[IMX6SX_CLK_MMDC_P1_IPG] = imx_clk_gate2("mmdc_p1_ipg", "ipg", base + 0x74, 26); clks[IMX6SX_CLK_OCRAM] = imx_clk_gate2_flags("ocram", "ocram_podf", base + 0x74, 28, CLK_IS_CRITICAL); /* CCGR4 */ diff --git a/drivers/clk/imx/clk-imx6ul.c b/drivers/clk/imx/clk-imx6ul.c index 361b43f9742e..fd60d1549f71 100644 --- a/drivers/clk/imx/clk-imx6ul.c +++ b/drivers/clk/imx/clk-imx6ul.c @@ -408,6 +408,7 @@ static void __init imx6ul_clocks_init(struct device_node *ccm_node) clks[IMX6UL_CLK_WDOG1] = imx_clk_gate2("wdog1", "ipg", base + 0x74, 16); clks[IMX6UL_CLK_MMDC_P0_FAST] = imx_clk_gate_flags("mmdc_p0_fast", "mmdc_podf", base + 0x74, 20, CLK_IS_CRITICAL); clks[IMX6UL_CLK_MMDC_P0_IPG] = imx_clk_gate2_flags("mmdc_p0_ipg", "ipg", base + 0x74, 24, CLK_IS_CRITICAL); + clks[IMX6UL_CLK_MMDC_P1_IPG] = imx_clk_gate2("mmdc_p1_ipg", "ipg", base + 0x74, 26); clks[IMX6UL_CLK_AXI] = imx_clk_gate_flags("axi", "axi_podf", base + 0x74, 28, CLK_IS_CRITICAL); /* CCGR4 */ diff --git a/drivers/clk/imx/clk-imx7d.c b/drivers/clk/imx/clk-imx7d.c index 881b772c4ac9..adb08f64c691 100644 --- a/drivers/clk/imx/clk-imx7d.c +++ b/drivers/clk/imx/clk-imx7d.c @@ -379,14 +379,6 @@ static const char *pll_enet_bypass_sel[] = { "pll_enet_main", "pll_enet_main_src static const char *pll_audio_bypass_sel[] = { "pll_audio_main", "pll_audio_main_src", }; static const char *pll_video_bypass_sel[] = { "pll_video_main", "pll_video_main_src", }; -static int const clks_init_on[] __initconst = { - IMX7D_ARM_A7_ROOT_CLK, IMX7D_MAIN_AXI_ROOT_CLK, - IMX7D_PLL_SYS_MAIN_480M_CLK, IMX7D_NAND_USDHC_BUS_ROOT_CLK, - IMX7D_DRAM_PHYM_ROOT_CLK, IMX7D_DRAM_ROOT_CLK, - IMX7D_DRAM_PHYM_ALT_ROOT_CLK, IMX7D_DRAM_ALT_ROOT_CLK, - IMX7D_AHB_CHANNEL_ROOT_CLK, IMX7D_IPG_ROOT_CLK, -}; - static struct clk_onecell_data clk_data; static struct clk ** const uart_clks[] __initconst = { @@ -404,7 +396,6 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node) { struct device_node *np; void __iomem *base; - int i; clks[IMX7D_CLK_DUMMY] = imx_clk_fixed("dummy", 0); clks[IMX7D_OSC_24M_CLK] = of_clk_get_by_name(ccm_node, "osc"); @@ -467,7 +458,7 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node) clks[IMX7D_PLL_SYS_MAIN_120M] = imx_clk_fixed_factor("pll_sys_main_120m", "pll_sys_main_clk", 1, 4); clks[IMX7D_PLL_DRAM_MAIN_533M] = imx_clk_fixed_factor("pll_dram_533m", "pll_dram_main_clk", 1, 2); - clks[IMX7D_PLL_SYS_MAIN_480M_CLK] = imx_clk_gate_dis("pll_sys_main_480m_clk", "pll_sys_main_480m", base + 0xb0, 4); + clks[IMX7D_PLL_SYS_MAIN_480M_CLK] = imx_clk_gate_dis_flags("pll_sys_main_480m_clk", "pll_sys_main_480m", base + 0xb0, 4, CLK_IS_CRITICAL); clks[IMX7D_PLL_SYS_MAIN_240M_CLK] = imx_clk_gate_dis("pll_sys_main_240m_clk", "pll_sys_main_240m", base + 0xb0, 5); clks[IMX7D_PLL_SYS_MAIN_120M_CLK] = imx_clk_gate_dis("pll_sys_main_120m_clk", "pll_sys_main_120m", base + 0xb0, 6); clks[IMX7D_PLL_DRAM_MAIN_533M_CLK] = imx_clk_gate("pll_dram_533m_clk", "pll_dram_533m", base + 0x70, 12); @@ -720,7 +711,7 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node) clks[IMX7D_ENET_AXI_ROOT_DIV] = imx_clk_divider2("enet_axi_post_div", "enet_axi_pre_div", base + 0x8900, 0, 6); clks[IMX7D_NAND_USDHC_BUS_ROOT_CLK] = imx_clk_divider2("nand_usdhc_root_clk", "nand_usdhc_pre_div", base + 0x8980, 0, 6); clks[IMX7D_AHB_CHANNEL_ROOT_DIV] = imx_clk_divider2("ahb_root_clk", "ahb_pre_div", base + 0x9000, 0, 6); - clks[IMX7D_IPG_ROOT_CLK] = imx_clk_divider2("ipg_root_clk", "ahb_root_clk", base + 0x9080, 0, 2); + clks[IMX7D_IPG_ROOT_CLK] = imx_clk_divider_flags("ipg_root_clk", "ahb_root_clk", base + 0x9080, 0, 2, CLK_IS_CRITICAL | CLK_OPS_PARENT_ENABLE | CLK_SET_RATE_PARENT); clks[IMX7D_DRAM_ROOT_DIV] = imx_clk_divider2("dram_post_div", "dram_cg", base + 0x9880, 0, 3); clks[IMX7D_DRAM_PHYM_ALT_ROOT_DIV] = imx_clk_divider2("dram_phym_alt_post_div", "dram_phym_alt_pre_div", base + 0xa000, 0, 3); clks[IMX7D_DRAM_ALT_ROOT_DIV] = imx_clk_divider2("dram_alt_post_div", "dram_alt_pre_div", base + 0xa080, 0, 3); @@ -784,17 +775,17 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node) clks[IMX7D_CLKO1_ROOT_DIV] = imx_clk_divider2("clko1_post_div", "clko1_pre_div", base + 0xbd80, 0, 6); clks[IMX7D_CLKO2_ROOT_DIV] = imx_clk_divider2("clko2_post_div", "clko2_pre_div", base + 0xbe00, 0, 6); - clks[IMX7D_ARM_A7_ROOT_CLK] = imx_clk_gate4("arm_a7_root_clk", "arm_a7_div", base + 0x4000, 0); + clks[IMX7D_ARM_A7_ROOT_CLK] = imx_clk_gate2_flags("arm_a7_root_clk", "arm_a7_div", base + 0x4000, 0, CLK_OPS_PARENT_ENABLE); clks[IMX7D_ARM_M4_ROOT_CLK] = imx_clk_gate4("arm_m4_root_clk", "arm_m4_div", base + 0x4010, 0); - clks[IMX7D_MAIN_AXI_ROOT_CLK] = imx_clk_gate4("main_axi_root_clk", "axi_post_div", base + 0x4040, 0); + clks[IMX7D_MAIN_AXI_ROOT_CLK] = imx_clk_gate2_flags("main_axi_root_clk", "axi_post_div", base + 0x4040, 0, CLK_IS_CRITICAL | CLK_OPS_PARENT_ENABLE); clks[IMX7D_DISP_AXI_ROOT_CLK] = imx_clk_gate4("disp_axi_root_clk", "disp_axi_post_div", base + 0x4050, 0); clks[IMX7D_ENET_AXI_ROOT_CLK] = imx_clk_gate4("enet_axi_root_clk", "enet_axi_post_div", base + 0x4060, 0); clks[IMX7D_OCRAM_CLK] = imx_clk_gate4("ocram_clk", "main_axi_root_clk", base + 0x4110, 0); clks[IMX7D_OCRAM_S_CLK] = imx_clk_gate4("ocram_s_clk", "ahb_root_clk", base + 0x4120, 0); - clks[IMX7D_DRAM_ROOT_CLK] = imx_clk_gate4("dram_root_clk", "dram_post_div", base + 0x4130, 0); - clks[IMX7D_DRAM_PHYM_ROOT_CLK] = imx_clk_gate4("dram_phym_root_clk", "dram_phym_cg", base + 0x4130, 0); - clks[IMX7D_DRAM_PHYM_ALT_ROOT_CLK] = imx_clk_gate4("dram_phym_alt_root_clk", "dram_phym_alt_post_div", base + 0x4130, 0); - clks[IMX7D_DRAM_ALT_ROOT_CLK] = imx_clk_gate4("dram_alt_root_clk", "dram_alt_post_div", base + 0x4130, 0); + clks[IMX7D_DRAM_ROOT_CLK] = imx_clk_gate2_flags("dram_root_clk", "dram_post_div", base + 0x4130, 0, CLK_IS_CRITICAL | CLK_OPS_PARENT_ENABLE); + clks[IMX7D_DRAM_PHYM_ROOT_CLK] = imx_clk_gate2_flags("dram_phym_root_clk", "dram_phym_cg", base + 0x4130, 0, CLK_IS_CRITICAL | CLK_OPS_PARENT_ENABLE); + clks[IMX7D_DRAM_PHYM_ALT_ROOT_CLK] = imx_clk_gate2_flags("dram_phym_alt_root_clk", "dram_phym_alt_post_div", base + 0x4130, 0, CLK_IS_CRITICAL | CLK_OPS_PARENT_ENABLE); + clks[IMX7D_DRAM_ALT_ROOT_CLK] = imx_clk_gate2_flags("dram_alt_root_clk", "dram_alt_post_div", base + 0x4130, 0, CLK_IS_CRITICAL | CLK_OPS_PARENT_ENABLE); clks[IMX7D_OCOTP_CLK] = imx_clk_gate4("ocotp_clk", "ipg_root_clk", base + 0x4230, 0); clks[IMX7D_SNVS_CLK] = imx_clk_gate4("snvs_clk", "ipg_root_clk", base + 0x4250, 0); clks[IMX7D_MU_ROOT_CLK] = imx_clk_gate4("mu_root_clk", "ipg_root_clk", base + 0x4270, 0); @@ -883,9 +874,6 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node) clk_data.clk_num = ARRAY_SIZE(clks); of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data); - for (i = 0; i < ARRAY_SIZE(clks_init_on); i++) - clk_prepare_enable(clks[clks_init_on[i]]); - clk_set_parent(clks[IMX7D_PLL_ARM_MAIN_BYPASS], clks[IMX7D_PLL_ARM_MAIN]); clk_set_parent(clks[IMX7D_PLL_DRAM_MAIN_BYPASS], clks[IMX7D_PLL_DRAM_MAIN]); clk_set_parent(clks[IMX7D_PLL_SYS_MAIN_BYPASS], clks[IMX7D_PLL_SYS_MAIN]); diff --git a/drivers/clk/imx/clk.h b/drivers/clk/imx/clk.h index 8076ec040f37..5895e2237b6c 100644 --- a/drivers/clk/imx/clk.h +++ b/drivers/clk/imx/clk.h @@ -137,6 +137,13 @@ static inline struct clk *imx_clk_gate_dis(const char *name, const char *parent, shift, CLK_GATE_SET_TO_DISABLE, &imx_ccm_lock); } +static inline struct clk *imx_clk_gate_dis_flags(const char *name, const char *parent, + void __iomem *reg, u8 shift, unsigned long flags) +{ + return clk_register_gate(NULL, name, parent, flags | CLK_SET_RATE_PARENT, reg, + shift, CLK_GATE_SET_TO_DISABLE, &imx_ccm_lock); +} + static inline struct clk *imx_clk_gate2(const char *name, const char *parent, void __iomem *reg, u8 shift) { |