board: presidio: Add Parallel NAND support

Set environment for Nand flash (U-boot 2020.04):
- add nand flash in the device tree
- add new default configuration file for G3 using parallel Nand
- set nand parameters in presidio_asic.h

Signed-off-by: Kate Liu <kate.liu@cortina-access.com>
Signed-off-by: Alex Nemirovsky <alex.nemirovsky@cortina-access.com>
CC: Tom Rini <trini@konsulko.com>
Reviewed-by: Tom Rini <trini@konsulko.com>

diff --git a/MAINTAINERS b/MAINTAINERS
index f9a26cc..a7a62df 100644 (file)
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -200,6 +200,7 @@ F:  drivers/i2c/i2c-cortina.c
 F:     drivers/i2c/i2c-cortina.h
 F:     drivers/mtd/nand/raw/cortina_nand.c
 F:     drivers/mtd/nand/raw/cortina_nand.h
+F:     configs/cortina_presidio-asic-pnand_defconfig
 
 ARM/CZ.NIC TURRIS MOX SUPPORT
 M:     Marek Behun <marek.behun@nic.cz>

diff --git a/arch/arm/dts/ca-presidio-engboard.dts b/arch/arm/dts/ca-presidio-engboard.dts
index eef433e..0ab52fd 100644 (file)
--- a/arch/arm/dts/ca-presidio-engboard.dts
+++ b/arch/arm/dts/ca-presidio-engboard.dts
@@ -52,6 +52,20 @@
                clock-frequency = <400000>;
        };
 
+       nand: nand-controller@f4324000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               compatible = "cortina,ca-nand";
+               reg = <0 0xf4324000 0x3b0>, /* NAND controller */
+                     <0 0xf7001000 0xb4>, /* DMA_GLOBAL */
+                     <0 0xf7001a00 0x80>; /* DMA channel0 for FLASH */
+               status = "okay";
+               nand-ecc-mode = "hw";
+               nand-ecc-strength = <16>;
+               nand-ecc-step-size = <1024>;    /* Must be 1024 */
+               nand_flash_base_addr = <0xe0000000>;
+       };
+
        sflash: sflash-controller@f4324000 {
                #address-cells = <2>;
                #size-cells = <1>;

diff --git a/configs/cortina_presidio-asic-pnand_defconfig b/configs/cortina_presidio-asic-pnand_defconfig
new file mode 100644 (file)
index 0000000..e85cdc5
--- /dev/null
+++ b/configs/cortina_presidio-asic-pnand_defconfig
@@ -0,0 +1,33 @@
+CONFIG_ARM=y
+# CONFIG_SYS_ARCH_TIMER is not set
+CONFIG_TARGET_PRESIDIO_ASIC=y
+CONFIG_SYS_TEXT_BASE=0x04000000
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_ENV_SIZE=0x20000
+CONFIG_DM_GPIO=y
+CONFIG_IDENT_STRING="Presidio-SoC"
+CONFIG_DEFAULT_DEVICE_TREE="ca-presidio-engboard"
+CONFIG_SHOW_BOOT_PROGRESS=y
+CONFIG_BOOTDELAY=3
+CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="earlycon=serial,0xf4329148 console=ttyS0,115200 root=/dev/ram0"
+CONFIG_BOARD_EARLY_INIT_R=y
+CONFIG_SYS_PROMPT="G3#"
+CONFIG_CMD_MTD=y
+CONFIG_CMD_WDT=y
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_TIMER=y
+CONFIG_CMD_SMC=y
+CONFIG_OF_CONTROL=y
+CONFIG_OF_LIVE=y
+# CONFIG_NET is not set
+CONFIG_DM=y
+CONFIG_CORTINA_GPIO=y
+# CONFIG_MMC is not set
+CONFIG_MTD=y
+CONFIG_MTD_RAW_NAND=y
+CONFIG_CORTINA_NAND=y
+CONFIG_DM_SERIAL=y
+CONFIG_CORTINA_UART=y
+CONFIG_WDT=y
+CONFIG_WDT_CORTINA=y

diff --git a/include/configs/presidio_asic.h b/include/configs/presidio_asic.h
index 34235b5..710731e 100644 (file)
--- a/include/configs/presidio_asic.h
+++ b/include/configs/presidio_asic.h
@@ -67,4 +67,13 @@
 #define CONFIG_SYS_MAXARGS             64
 #define CONFIG_EXTRA_ENV_SETTINGS      "silent=y\0"
 
+/* nand driver parameters */
+#ifdef CONFIG_TARGET_PRESIDIO_ASIC
+       #define CONFIG_SYS_NAND_ONFI_DETECTION
+       #define CONFIG_SYS_MAX_NAND_DEVICE      1
+       #define CONFIG_SYS_NAND_MAX_CHIPS       1
+       #define CONFIG_SYS_NAND_BASE            CONFIG_SYS_FLASH_BASE
+       #define CONFIG_SYS_NAND_BASE_LIST       { CONFIG_SYS_NAND_BASE }
+#endif
+
 #endif /* __PRESIDIO_ASIC_H */