diff options
Diffstat (limited to 'arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c')
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c b/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c index 9d5bbe7..6f6a588 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c @@ -25,7 +25,7 @@ void get_sys_info(struct sys_info *sys_info) struct fsl_ifc ifc_regs = {(void *)CONFIG_SYS_IFC_ADDR, (void *)NULL}; u32 ccr; #endif -#ifdef CONFIG_SYS_DPAA_FMAN +#if defined(CONFIG_FSL_ESDHC) || defined(CONFIG_SYS_DPAA_FMAN) u32 rcw_tmp; #endif struct ccsr_clk *clk = (void *)(CONFIG_SYS_FSL_CLK_ADDR); @@ -105,6 +105,11 @@ void get_sys_info(struct sys_info *sys_info) #define HWA_CGA_M2_CLK_SEL 0x00000007 #define HWA_CGA_M2_CLK_SHIFT 0 +#ifdef CONFIG_FSL_ESDHC + rcw_tmp = in_be32(&gur->rcwsr[15]); + rcw_tmp = (rcw_tmp & HWA_CGA_M2_CLK_SEL) >> HWA_CGA_M2_CLK_SHIFT; + sys_info->freq_sdhc = freq_c_pll[1] / rcw_tmp; +#endif #if defined(CONFIG_FSL_IFC) ccr = ifc_in32(&ifc_regs.gregs->ifc_ccr); @@ -123,6 +128,10 @@ int get_clocks(void) gd->bus_clk = sys_info.freq_systembus; gd->mem_clk = sys_info.freq_ddrbus; +#ifdef CONFIG_FSL_ESDHC + gd->arch.sdhc_clk = sys_info.freq_sdhc; +#endif + if (gd->cpu_clk != 0) return 0; else @@ -139,6 +148,13 @@ ulong get_ddr_freq(ulong dummy) return gd->mem_clk; } +#ifdef CONFIG_FSL_ESDHC +int get_sdhc_freq(ulong dummy) +{ + return gd->arch.sdhc_clk; +} +#endif + int get_serial_clock(void) { return gd->bus_clk; @@ -149,6 +165,10 @@ unsigned int mxc_get_clock(enum mxc_clock clk) switch (clk) { case MXC_I2C_CLK: return get_bus_freq(0); +#if defined(CONFIG_FSL_ESDHC) + case MXC_ESDHC_CLK: + return get_sdhc_freq(0); +#endif case MXC_DSPI_CLK: return get_bus_freq(0); case MXC_UART_CLK: |