From f3bd72801aade1eb74e153bfa57c26f327571475 Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Tue, 29 Sep 2015 01:27:13 +0200 Subject: [PATCH] zynq: sdhci: Define max clock by macro zc1571 with silicon can operate on 200MHz maximum frequency. Setup this frequency by default and fix setting for ep108. Signed-off-by: Michal Simek --- drivers/mmc/zynq_sdhci.c | 2 +- include/configs/xilinx_zynqmp.h | 3 +++ include/configs/xilinx_zynqmp_ep.h | 1 + include/configs/zynq-common.h | 1 + 4 files changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/mmc/zynq_sdhci.c b/drivers/mmc/zynq_sdhci.c index c69f5d4e2d..e169b77493 100644 --- a/drivers/mmc/zynq_sdhci.c +++ b/drivers/mmc/zynq_sdhci.c @@ -29,7 +29,7 @@ int zynq_sdhci_init(phys_addr_t regbase) SDHCI_QUIRK_BROKEN_R1B; host->version = sdhci_readw(host, SDHCI_HOST_VERSION); - add_sdhci(host, 52000000, 52000000 >> 9); + add_sdhci(host, CONFIG_ZYNQ_SDHCI_MAX_FREQ, 52000000 >> 9); return 0; } diff --git a/include/configs/xilinx_zynqmp.h b/include/configs/xilinx_zynqmp.h index 574f788500..e990512083 100644 --- a/include/configs/xilinx_zynqmp.h +++ b/include/configs/xilinx_zynqmp.h @@ -94,6 +94,9 @@ # define CONFIG_SDHCI # define CONFIG_ZYNQ_SDHCI # define CONFIG_CMD_MMC +# ifndef CONFIG_ZYNQ_SDHCI_MAX_FREQ +# define CONFIG_ZYNQ_SDHCI_MAX_FREQ 200000000 +# endif #endif #if defined(CONFIG_ZYNQ_SDHCI) diff --git a/include/configs/xilinx_zynqmp_ep.h b/include/configs/xilinx_zynqmp_ep.h index ed6023a7bf..8bdb5c9c6d 100644 --- a/include/configs/xilinx_zynqmp_ep.h +++ b/include/configs/xilinx_zynqmp_ep.h @@ -19,6 +19,7 @@ #define CONFIG_ZYNQ_GEM_PHY_ADDR0 7 #define CONFIG_ZYNQ_SDHCI0 +#define CONFIG_ZYNQ_SDHCI_MAX_FREQ 52000000 #define CONFIG_ZYNQ_I2C0 #define CONFIG_SYS_I2C_ZYNQ #define CONFIG_ZYNQ_EEPROM diff --git a/include/configs/zynq-common.h b/include/configs/zynq-common.h index f33a3bcc68..d10f1ddaca 100644 --- a/include/configs/zynq-common.h +++ b/include/configs/zynq-common.h @@ -105,6 +105,7 @@ # define CONFIG_SDHCI # define CONFIG_ZYNQ_SDHCI # define CONFIG_CMD_MMC +# define CONFIG_ZYNQ_SDHCI_MAX_FREQ 52000000 #endif #ifdef CONFIG_ZYNQ_USB -- 2.39.5