diff options
| author | Peng Fan <peng.fan@nxp.com> | 2019-08-27 06:25:51 +0000 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2019-10-08 16:36:36 +0200 |
| commit | 5f24d0cb9c690b32068c9903cd1bc4e78e044865 (patch) | |
| tree | ffd6c454c36ed705d1273b265eb22cb7df29089d /arch/arm/mach-imx/imx8m/clock_slice.c | |
| parent | 8838cdf10d28ad4e651785c8de9446585dd39363 (diff) | |
imx8m: add clk support for i.MX8MM
Introduce clk implementation for i.MX8MM, including pll configuration,
ccm configuration. Mostly will be done clk dm driver,
but such as DRAM part, we still use non clk dm driver, because we
have limited sram.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Diffstat (limited to 'arch/arm/mach-imx/imx8m/clock_slice.c')
| -rw-r--r-- | arch/arm/mach-imx/imx8m/clock_slice.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/imx8m/clock_slice.c b/arch/arm/mach-imx/imx8m/clock_slice.c index 1a67c626f1a..780f64314d0 100644 --- a/arch/arm/mach-imx/imx8m/clock_slice.c +++ b/arch/arm/mach-imx/imx8m/clock_slice.c @@ -13,6 +13,7 @@ static struct ccm_reg *ccm_reg = (struct ccm_reg *)CCM_BASE_ADDR; +#ifdef CONFIG_IMX8MQ static struct clk_root_map root_array[] = { {ARM_A53_CLK_ROOT, CORE_CLOCK_SLICE, 0, {OSC_25M_CLK, ARM_PLL_CLK, SYSTEM_PLL2_500M_CLK, @@ -474,6 +475,68 @@ static struct clk_root_map root_array[] = { {DRAM_PLL1_CLK} }, }; +#elif defined(CONFIG_IMX8MM) +static struct clk_root_map root_array[] = { + {NAND_USDHC_BUS_CLK_ROOT, BUS_CLOCK_SLICE, 2, + {OSC_24M_CLK, SYSTEM_PLL1_266M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_200M_CLK, SYSTEM_PLL1_133M_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL2_250M_CLK, AUDIO_PLL1_CLK} + }, + {NOC_CLK_ROOT, BUS_CLOCK_SLICE, 10, + {OSC_24M_CLK, SYSTEM_PLL1_800M_CLK, SYSTEM_PLL3_CLK, + SYSTEM_PLL2_1000M_CLK, SYSTEM_PLL2_500M_CLK, + AUDIO_PLL1_CLK, VIDEO_PLL_CLK, AUDIO_PLL2_CLK} + }, + {NOC_APB_CLK_ROOT, BUS_CLOCK_SLICE, 11, + {OSC_24M_CLK, SYSTEM_PLL1_400M_CLK, SYSTEM_PLL3_CLK, + SYSTEM_PLL2_333M_CLK, SYSTEM_PLL2_200M_CLK, + SYSTEM_PLL1_800M_CLK, AUDIO_PLL1_CLK, VIDEO_PLL_CLK} + }, + {DRAM_ALT_CLK_ROOT, IP_CLOCK_SLICE, 0, + {OSC_24M_CLK, SYSTEM_PLL1_800M_CLK, SYSTEM_PLL1_100M_CLK, + SYSTEM_PLL2_500M_CLK, SYSTEM_PLL2_1000M_CLK, + SYSTEM_PLL3_CLK, AUDIO_PLL1_CLK, SYSTEM_PLL1_266M_CLK} + }, + {DRAM_APB_CLK_ROOT, IP_CLOCK_SLICE, 1, + {OSC_24M_CLK, SYSTEM_PLL2_200M_CLK, SYSTEM_PLL1_40M_CLK, + SYSTEM_PLL1_160M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL2_250M_CLK, AUDIO_PLL2_CLK} + }, + {UART1_CLK_ROOT, IP_CLOCK_SLICE, 30, + {OSC_24M_CLK, SYSTEM_PLL1_80M_CLK, SYSTEM_PLL2_200M_CLK, + SYSTEM_PLL2_100M_CLK, SYSTEM_PLL3_CLK, + EXT_CLK_2, EXT_CLK_4, AUDIO_PLL2_CLK} + }, + {UART2_CLK_ROOT, IP_CLOCK_SLICE, 31, + {OSC_24M_CLK, SYSTEM_PLL1_80M_CLK, SYSTEM_PLL2_200M_CLK, + SYSTEM_PLL2_100M_CLK, SYSTEM_PLL3_CLK, + EXT_CLK_2, EXT_CLK_3, AUDIO_PLL2_CLK} + }, + {UART3_CLK_ROOT, IP_CLOCK_SLICE, 32, + {OSC_24M_CLK, SYSTEM_PLL1_80M_CLK, SYSTEM_PLL2_200M_CLK, + SYSTEM_PLL2_100M_CLK, SYSTEM_PLL3_CLK, + EXT_CLK_2, EXT_CLK_4, AUDIO_PLL2_CLK} + }, + {UART4_CLK_ROOT, IP_CLOCK_SLICE, 33, + {OSC_24M_CLK, SYSTEM_PLL1_80M_CLK, SYSTEM_PLL2_200M_CLK, + SYSTEM_PLL2_100M_CLK, SYSTEM_PLL3_CLK, + EXT_CLK_2, EXT_CLK_3, AUDIO_PLL2_CLK} + }, + {GIC_CLK_ROOT, IP_CLOCK_SLICE, 36, + {OSC_24M_CLK, SYSTEM_PLL2_200M_CLK, SYSTEM_PLL1_40M_CLK, + SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_800M_CLK, + EXT_CLK_2, EXT_CLK_4, AUDIO_PLL2_CLK} + }, + {WDOG_CLK_ROOT, IP_CLOCK_SLICE, 50, + {OSC_24M_CLK, SYSTEM_PLL1_133M_CLK, SYSTEM_PLL1_160M_CLK, + VPU_PLL_CLK, SYSTEM_PLL2_125M_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL1_80M_CLK, SYSTEM_PLL2_166M_CLK} + }, + {DRAM_SEL_CFG, DRAM_SEL_CLOCK_SLICE, 0, + {DRAM_PLL1_CLK} + }, +}; +#endif static int select(enum clk_root_index clock_id) { |