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authorTam Nguyen <tam.nguyen.xa@renesas.com>2023-02-27 23:58:47 +0100
committerMarek Vasut <marek.vasut+renesas@mailbox.org>2023-03-10 17:46:09 +0100
commitc8eaebb426fed1bbb7020566486b4a8f4eb0f159 (patch)
tree7158096af0788deb3cc824d66efb953a3b103634
parentb791b9cf5500b589df5f8b227a6320bf34ba081c (diff)
ARM: dts: renesas: Enable sysinfo on R-Car V3H Condor/Condor-I
Add new sysinfo IDs for R-Car V3H Condor/Condor-I . Enable support for sysinfo on R-Car V3H Condor/Condor-I. The sysinfo is used e.g. to access and decode board-specific information and then in turn used by board-info to print those information. Reviewed-by: Marek Vasut <marek.vasut+renesas@mailbox.org> Signed-off-by: Tam Nguyen <tam.nguyen.xa@renesas.com> Signed-off-by: Hai Pham <hai.pham.ud@renesas.com> Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org> [Marek: Drop compatible from I2C node, this is in r8a77980.dtsi already. Drop status = "okay" from EEPROM node. Add dts: tag. Update the commit message, note the new sysinfo IDs. Fix Kconfig EEPROM address to be 0x50 and match the DT, sync config.]
-rw-r--r--arch/arm/dts/r8a77980-condor-u-boot.dts17
-rw-r--r--configs/r8a77980_condor_defconfig5
-rw-r--r--drivers/sysinfo/rcar3.c15
3 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/dts/r8a77980-condor-u-boot.dts b/arch/arm/dts/r8a77980-condor-u-boot.dts
index 576a74e6030..530abdb72bc 100644
--- a/arch/arm/dts/r8a77980-condor-u-boot.dts
+++ b/arch/arm/dts/r8a77980-condor-u-boot.dts
@@ -12,6 +12,23 @@
aliases {
spi0 = &rpc;
};
+
+ sysinfo {
+ compatible = "renesas,rcar-sysinfo";
+ i2c-eeprom = <&sysinfo_eeprom>;
+ u-boot,dm-pre-reloc;
+ };
+};
+
+&i2c0 {
+ u-boot,dm-pre-reloc;
+
+ sysinfo_eeprom: eeprom@50 {
+ compatible = "rohm,br24t01", "atmel,24c01";
+ reg = <0x50>;
+ pagesize = <8>;
+ u-boot,dm-pre-reloc;
+ };
};
&rpc {
diff --git a/configs/r8a77980_condor_defconfig b/configs/r8a77980_condor_defconfig
index 0c3493cdf8d..e1b3dc5d38a 100644
--- a/configs/r8a77980_condor_defconfig
+++ b/configs/r8a77980_condor_defconfig
@@ -33,6 +33,7 @@ CONFIG_HUSH_PARSER=y
CONFIG_SYS_MAXARGS=64
CONFIG_SYS_PBSIZE=2068
CONFIG_CMD_BOOTZ=y
+CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS=10
CONFIG_CMD_DFU=y
CONFIG_CMD_GPIO=y
CONFIG_CMD_I2C=y
@@ -64,6 +65,9 @@ CONFIG_DFU_SF=y
CONFIG_RCAR_GPIO=y
CONFIG_DM_I2C=y
CONFIG_SYS_I2C_RCAR_I2C=y
+CONFIG_MISC=y
+CONFIG_I2C_EEPROM=y
+CONFIG_SYS_I2C_EEPROM_ADDR=0x50
CONFIG_MMC_IO_VOLTAGE=y
CONFIG_MMC_UHS_SUPPORT=y
CONFIG_MMC_HS200_SUPPORT=y
@@ -84,6 +88,7 @@ CONFIG_SCIF_CONSOLE=y
CONFIG_SPI=y
CONFIG_DM_SPI=y
CONFIG_RENESAS_RPC_SPI=y
+CONFIG_SYSINFO=y
CONFIG_TEE=y
CONFIG_OPTEE=y
CONFIG_USB=y
diff --git a/drivers/sysinfo/rcar3.c b/drivers/sysinfo/rcar3.c
index c0afc92f675..7b127986da7 100644
--- a/drivers/sysinfo/rcar3.c
+++ b/drivers/sysinfo/rcar3.c
@@ -18,10 +18,12 @@
#define BOARD_STARTER_KIT 0x2
#define BOARD_EAGLE 0x3
#define BOARD_SALVATOR_XS 0x4
+#define BOARD_CONDOR 0x6
#define BOARD_DRAAK 0x7
#define BOARD_EBISU 0x8
#define BOARD_STARTER_KIT_PRE 0xB
#define BOARD_EBISU_4D 0xD
+#define BOARD_CONDOR_I 0x10
/**
* struct sysinfo_rcar_priv - sysinfo private data
@@ -65,6 +67,7 @@ static void sysinfo_rcar_parse(struct sysinfo_rcar_priv *priv)
const u8 board_rev = priv->val & BOARD_REV_MASK;
bool salvator_xs = false;
bool ebisu_4d = false;
+ bool condor_i = false;
char rev_major = '?';
char rev_minor = '?';
@@ -138,6 +141,18 @@ static void sysinfo_rcar_parse(struct sysinfo_rcar_priv *priv)
"Renesas Kriek board rev %c.%c",
rev_major, rev_minor);
return;
+ case BOARD_CONDOR_I:
+ condor_i = true;
+ fallthrough;
+ case BOARD_CONDOR:
+ if (!board_rev) { /* Only rev 0 is valid */
+ rev_major = '1';
+ rev_minor = '0';
+ }
+ snprintf(priv->boardmodel, sizeof(priv->boardmodel),
+ "Renesas Condor%s board rev %c.%c",
+ condor_i ? "-I" : "", rev_major, rev_minor);
+ return;
default:
snprintf(priv->boardmodel, sizeof(priv->boardmodel),
"Renesas -Unknown- board rev ?.?");