[PATCH 6/6] DONOTMERGE: For testing only

Lothar Waßmann LW at KARO-electronics.de
Thu Oct 17 09:22:27 CEST 2024


Hi,

On Thu, 17 Oct 2024 11:59:13 +0530 Aniket Limaye wrote:
> From: Reid Tonking <reidt at ti.com>
> 
> This just provides some useful print outs and the proper config to
> test the functionality. For J7200 boards that do not have efuse
> burned in, the hardcoded 760000 is needed in the vd_data, since
> it would be populated otherwise
> 
> Signed-off-by: Reid Tonking <reidt at ti.com>
> Signed-off-by: Aniket Limaye <a-limaye at ti.com>
> ---
>  arch/arm/mach-k3/j721e/j721e_init.c | 9 +++++++++
>  configs/j7200_evm_r5_defconfig      | 2 +-
>  drivers/misc/k3_avs.c               | 4 +++-
>  3 files changed, 13 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm/mach-k3/j721e/j721e_init.c b/arch/arm/mach-k3/j721e/j721e_init.c
> index 0620759c36c..19865f7dd40 100644
> --- a/arch/arm/mach-k3/j721e/j721e_init.c
> +++ b/arch/arm/mach-k3/j721e/j721e_init.c
> @@ -152,6 +152,8 @@ int fix_freq(const void *fdt)
>  {
>  		int node, ret;
>  		u32 opp_low_freq[3];
> +		int len;
> +		const u32 *reg;
>  
>  		node = fdt_node_offset_by_compatible(fdt, -1, "ti,am654-rproc");
>  			if (node < 0) {
> @@ -159,6 +161,11 @@ int fix_freq(const void *fdt)
>  				return node;
>  			}
>  
> +		/* check freqs */
> +		reg = fdt_getprop(fdt, node, "assigned-clock-rates", &len);
> +		printf("OPP_NOM: arm_clk:%d | gtc_clk:%d | msmc_clk:%d\n",
> +				fdt32_to_cpu(reg[0]), fdt32_to_cpu(reg[1]), fdt32_to_cpu(reg[2]));
> +
>  		/* j7200 opp low values according to data sheet */
>  		opp_low_freq[0] = cpu_to_fdt32(1000000000); /* 202-2 -> A72SS0_CORE0_0_ARM_CLK */
>  		opp_low_freq[1] = cpu_to_fdt32(200000000); /* 61-1 -> GTC0_GTC_CLK */
> @@ -170,6 +177,8 @@ int fix_freq(const void *fdt)
>  				printf("%s: Can not set value\n", __func__);
>  				return ret;
>  			}
> +		printf("OPP_LOW: arm_clk:%d | gtc_clk:%d | msmc_clk:%d\n",
> +				fdt32_to_cpu(opp_low_freq[0]), fdt32_to_cpu(opp_low_freq[1]), fdt32_to_cpu(opp_low_freq[2]));
>  
>  		return 0;
>  }
> diff --git a/configs/j7200_evm_r5_defconfig b/configs/j7200_evm_r5_defconfig
> index 7d43d8d702a..6fdf34c9644 100644
> --- a/configs/j7200_evm_r5_defconfig
> +++ b/configs/j7200_evm_r5_defconfig
> @@ -103,7 +103,7 @@ CONFIG_K3_SEC_PROXY=y
>  CONFIG_FS_LOADER=y
>  CONFIG_SPL_FS_LOADER=y
>  CONFIG_K3_AVS0=y
> -# CONFIG_K3_OPP_LOW is not set
> +CONFIG_K3_OPP_LOW=y
>  CONFIG_SUPPORT_EMMC_BOOT=y
>  CONFIG_SPL_MMC_HS400_SUPPORT=y
>  CONFIG_MMC_SDHCI=y
> diff --git a/drivers/misc/k3_avs.c b/drivers/misc/k3_avs.c
> index 932b355a5c1..e93aa267d51 100644
> --- a/drivers/misc/k3_avs.c
> +++ b/drivers/misc/k3_avs.c
> @@ -121,6 +121,8 @@ static int k3_avs_program_voltage(struct k3_avs_privdata *priv,
>  	if (!vd->supply)
>  		return -ENODEV;
>  
> +  printf("Program voltage: opp_id:%d | opp_volt:%d\n", opp_id, volt);
> +
buggy indentation.


Lothar Waßmann


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