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 | 23 |
1 files changed, 23 insertions, 0 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 ea3723fe2e..9d5bbe720a 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_speed.c @@ -25,6 +25,9 @@ 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 + u32 rcw_tmp; +#endif struct ccsr_clk *clk = (void *)(CONFIG_SYS_FSL_CLK_ADDR); unsigned int cpu; const u8 core_cplx_pll[8] = { @@ -79,6 +82,26 @@ void get_sys_info(struct sys_info *sys_info) #define HWA_CGA_M1_CLK_SEL 0xe0000000 #define HWA_CGA_M1_CLK_SHIFT 29 +#ifdef CONFIG_SYS_DPAA_FMAN + rcw_tmp = in_be32(&gur->rcwsr[7]); + switch ((rcw_tmp & HWA_CGA_M1_CLK_SEL) >> HWA_CGA_M1_CLK_SHIFT) { + case 2: + sys_info->freq_fman[0] = freq_c_pll[0] / 2; + break; + case 3: + sys_info->freq_fman[0] = freq_c_pll[0] / 3; + break; + case 6: + sys_info->freq_fman[0] = freq_c_pll[1] / 2; + break; + case 7: + sys_info->freq_fman[0] = freq_c_pll[1] / 3; + break; + default: + printf("Error: Unknown FMan1 clock select!\n"); + break; + } +#endif #define HWA_CGA_M2_CLK_SEL 0x00000007 #define HWA_CGA_M2_CLK_SHIFT 0 |
