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Merge tag 'mips-fixes-for-2020.10' of https://gitlab.denx.de/u-boot/custodians/u-boot-mips

- mips: vocore2: fix SPL image generation
- mips: vocore2: fix LZMA decompression errors
- mips: vocore2: fix console output
- mips: pic32mzda: fix DTC warnings and GPIO nodes
- mips: pic32mzda: make GPIO and MMC working again
Tom Rini 3 years ago
parent
commit
55004fa433

+ 33 - 23
arch/mips/dts/pic32mzda.dtsi

@@ -26,8 +26,13 @@
 	};
 
 	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
 		cpu@0 {
 			compatible = "mips,mips14kc";
+			device-type = "cpu";
+			reg = <0>;
 		};
 	};
 
@@ -40,6 +45,7 @@
 	uart1: serial@1f822000 {
 		compatible = "microchip,pic32mzda-uart";
 		reg = <0x1f822000 0x50>;
+		interrupt-parent = <&evic>;
 		interrupts = <112 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 		clocks = <&clock PB2CLK>;
@@ -48,6 +54,7 @@
 	uart2: serial@1f822200 {
 		compatible = "microchip,pic32mzda-uart";
 		reg = <0x1f822200 0x50>;
+		interrupt-parent = <&evic>;
 		interrupts = <145 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&clock PB2CLK>;
 		status = "disabled";
@@ -56,6 +63,7 @@
 	uart6: serial@1f822a00 {
 		compatible = "microchip,pic32mzda-uart";
 		reg = <0x1f822a00 0x50>;
+		interrupt-parent = <&evic>;
 		interrupts = <188 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&clock PB2CLK>;
 		status = "disabled";
@@ -69,6 +77,8 @@
 	};
 
 	pinctrl: pinctrl@1f801400 {
+		#address-cells = <1>;
+		#size-cells = <1>;
 		compatible = "microchip,pic32mzda-pinctrl";
 		reg = <0x1f801400 0x100>, /* in  */
 		      <0x1f801500 0x200>, /* out */
@@ -76,75 +86,72 @@
 		reg-names = "ppsin","ppsout","port";
 		status = "disabled";
 
-		ranges = <0 0x1f860000 0xa00>;
-		#address-cells = <1>;
-		#size-cells = <1>;
-		gpioA: gpio0@0 {
+		gpioA: gpio0@1f860000 {
 			compatible = "microchip,pic32mzda-gpio";
-			reg = <0x000 0x48>;
+			reg = <0x1f860000 0xe0>;
 			gpio-controller;
 			#gpio-cells = <2>;
 		};
 
-		gpioB: gpio1@100 {
+		gpioB: gpio1@1f860100 {
 			compatible = "microchip,pic32mzda-gpio";
-			reg = <0x100 0x48>;
+			reg = <0x1f860100 0xe0>;
 			gpio-controller;
 			#gpio-cells = <2>;
 		};
 
-		gpioC: gpio2@200 {
+		gpioC: gpio2@1f860200 {
 			compatible = "microchip,pic32mzda-gpio";
-			reg = <0x200 0x48>;
+			reg = <0x1f860200 0xe0>;
 			gpio-controller;
 			#gpio-cells = <2>;
 		};
 
-		gpioD: gpio3@300 {
+		gpioD: gpio3@1f860300 {
 			compatible = "microchip,pic32mzda-gpio";
-			reg = <0x300 0x48>;
+			reg = <0x1f860300 0xe0>;
 			gpio-controller;
 			#gpio-cells = <2>;
 		};
 
-		gpioE: gpio4@400 {
+		gpioE: gpio4@1f860400 {
 			compatible = "microchip,pic32mzda-gpio";
-			reg = <0x400 0x48>;
+			reg = <0x1f860400 0xe0>;
 			gpio-controller;
 			#gpio-cells = <2>;
 		};
 
-		gpioF: gpio5@500 {
+		gpioF: gpio5@1f860500 {
 			compatible = "microchip,pic32mzda-gpio";
-			reg = <0x500 0x48>;
+			reg = <0x1f860500 0xe0>;
 			gpio-controller;
 			#gpio-cells = <2>;
 		};
 
-		gpioG: gpio6@600 {
+		gpioG: gpio6@1f860600 {
 			compatible = "microchip,pic32mzda-gpio";
-			reg = <0x600 0x48>;
+			reg = <0x1f860600 0xe0>;
 			gpio-controller;
 			#gpio-cells = <2>;
 		};
 
-		gpioH: gpio7@700 {
+		gpioH: gpio7@1f860700 {
 			compatible = "microchip,pic32mzda-gpio";
-			reg = <0x700 0x48>;
+			reg = <0x1f860700 0xe0>;
 			gpio-controller;
 			#gpio-cells = <2>;
 		};
 
-		gpioJ: gpio8@800 {
+		gpioJ: gpio9@1f860800 {
 			compatible = "microchip,pic32mzda-gpio";
-			reg = <0x800 0x48>;
+			reg = <0x1f860800 0xe0>;
 			gpio-controller;
 			#gpio-cells = <2>;
 		};
 
-		gpioK: gpio9@900 {
+		gpioK: gpio10@1f860900 {
 			compatible = "microchip,pic32mzda-gpio";
-			reg = <0x900 0x48>;
+			reg = <0x1f860900 0xe0>;
 			gpio-controller;
 			#gpio-cells = <2>;
 		};
@@ -153,6 +160,7 @@
 	sdhci: sdhci@1f8ec000 {
 		compatible = "microchip,pic32mzda-sdhci";
 		reg = <0x1f8ec000 0x100>;
+		interrupt-parent = <&evic>;
 		interrupts = <191 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&clock REF4CLK>, <&clock PB5CLK>;
 		clock-names = "base_clk", "sys_clk";
@@ -164,6 +172,7 @@
 	ethernet: ethernet@1f882000 {
 		compatible = "microchip,pic32mzda-eth";
 		reg = <0x1f882000 0x1000>;
+		interrupt-parent = <&evic>;
 		interrupts = <153 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&clock PB5CLK>;
 		status = "disabled";
@@ -176,6 +185,7 @@
 		reg = <0x1f8e3000 0x1000>,
 		      <0x1f884000 0x1000>;
 		reg-names = "mc", "control";
+		interrupt-parent = <&evic>;
 		interrupts = <132 IRQ_TYPE_EDGE_RISING>,
 			     <133 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&clock PB5CLK>;

+ 1 - 0
arch/mips/dts/pic32mzda_sk.dts

@@ -40,6 +40,7 @@
 };
 
 &sdhci {
+	microchip,use-sdcd;
 	status = "okay";
 };
 

+ 1 - 1
arch/mips/dts/vocore_vocore2.dts

@@ -59,7 +59,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		compatible = "jedec,spi-nor";
-		spi-max-frequency = <25000000>;
+		spi-max-frequency = <40000000>;
 		reg = <0>;
 	};
 };

+ 0 - 1
configs/pic32mzdask_defconfig

@@ -27,7 +27,6 @@ CONFIG_CMD_EXT4_WRITE=y
 # CONFIG_EFI_PARTITION is not set
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_NET_RANDOM_ETHADDR=y
-# CONFIG_BLK is not set
 CONFIG_CLK=y
 CONFIG_MMC=y
 CONFIG_DM_MMC=y

+ 1 - 1
configs/vocore2_defconfig

@@ -6,7 +6,7 @@ CONFIG_ENV_SIZE=0x1000
 CONFIG_ENV_OFFSET=0x04e000
 CONFIG_ENV_SECT_SIZE=0x1000
 CONFIG_SYS_BOOTCOUNT_ADDR=0xb000006c
-CONFIG_SPL_SYS_MALLOC_F_LEN=0x20000
+CONFIG_SPL_SYS_MALLOC_F_LEN=0x40000
 CONFIG_SPL=y
 CONFIG_SYS_BOOTCOUNT_SINGLEWORD=y
 CONFIG_ARCH_MTMIPS=y

+ 50 - 36
drivers/mmc/pic32_sdhci.c

@@ -6,65 +6,76 @@
  * Andrei Pistirica <andrei.pistirica@microchip.com>
  */
 
-#include <common.h>
 #include <dm.h>
 #include <sdhci.h>
-#include <linux/errno.h>
-#include <mach/pic32.h>
+#include <clk.h>
 
-DECLARE_GLOBAL_DATA_PTR;
-
-static int pic32_sdhci_get_cd(struct sdhci_host *host)
-{
-	/* PIC32 SDHCI CD errata:
-	 * - set CD_TEST and clear CD_TEST_INS bit
-	 */
-	sdhci_writeb(host, SDHCI_CTRL_CD_TEST, SDHCI_HOST_CONTROL);
-
-	return 0;
-}
-
-static const struct sdhci_ops pic32_sdhci_ops = {
-	.get_cd	= pic32_sdhci_get_cd,
+struct pic32_sdhci_plat {
+	struct mmc_config cfg;
+	struct mmc mmc;
 };
 
 static int pic32_sdhci_probe(struct udevice *dev)
 {
+	struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
+	struct pic32_sdhci_plat *plat = dev_get_platdata(dev);
 	struct sdhci_host *host = dev_get_priv(dev);
-	const void *fdt = gd->fdt_blob;
-	u32 f_min_max[2];
-	fdt_addr_t addr;
-	fdt_size_t size;
+
+	struct clk clk;
+	ulong clk_rate;
 	int ret;
 
-	addr = fdtdec_get_addr_size(fdt, dev_of_offset(dev), "reg", &size);
-	if (addr == FDT_ADDR_T_NONE)
+	ret = clk_get_by_name(dev, "base_clk", &clk);
+	if (ret)
+		return ret;
+
+	clk_rate = clk_get_rate(&clk);
+	clk_free(&clk);
+
+	if (IS_ERR_VALUE(clk_rate))
+		return clk_rate;
+
+	host->ioaddr = dev_remap_addr(dev);
+
+	if (!host->ioaddr)
 		return -EINVAL;
 
-	host->ioaddr	= ioremap(addr, size);
 	host->name	= dev->name;
 	host->quirks	= SDHCI_QUIRK_NO_HISPD_BIT;
-	host->bus_width	= fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
-					"bus-width", 4);
-	host->ops = &pic32_sdhci_ops;
-
-	ret = fdtdec_get_int_array(gd->fdt_blob, dev_of_offset(dev),
-				   "clock-freq-min-max", f_min_max, 2);
-	if (ret) {
-		printf("sdhci: clock-freq-min-max not found\n");
+	host->bus_width	= dev_read_u32_default(dev, "bus-width", 4);
+	host->max_clk   = clk_rate;
+
+	host->mmc = &plat->mmc;
+	host->mmc->dev = dev;
+
+	ret = sdhci_setup_cfg(&plat->cfg, host, 0, 0);
+	if (ret)
 		return ret;
-	}
 
-	host->max_clk   = f_min_max[1];
+	host->mmc->priv = host;
+	upriv->mmc = host->mmc;
 
-	ret = add_sdhci(host, 0, f_min_max[0]);
+	ret = sdhci_probe(dev);
 	if (ret)
 		return ret;
-	host->mmc->dev = dev;
+
+	if (!dev_read_bool(dev, "microchip,use-sdcd")) {
+		// Use workaround 1 for erratum #15 by default
+		u8 ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL);
+		ctrl = (ctrl & ~SDHCI_CTRL_CD_TEST_INS) | SDHCI_CTRL_CD_TEST;
+		sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL);
+	}
 
 	return 0;
 }
 
+static int pic32_sdhci_bind(struct udevice *dev)
+{
+	struct pic32_sdhci_plat *plat = dev_get_platdata(dev);
+
+	return sdhci_bind(dev, &plat->mmc, &plat->cfg);
+}
+
 static const struct udevice_id pic32_sdhci_ids[] = {
 	{ .compatible = "microchip,pic32mzda-sdhci" },
 	{ }
@@ -74,6 +85,9 @@ U_BOOT_DRIVER(pic32_sdhci_drv) = {
 	.name			= "pic32_sdhci",
 	.id			= UCLASS_MMC,
 	.of_match		= pic32_sdhci_ids,
+	.ops			= &sdhci_ops,
+	.bind			= pic32_sdhci_bind,
 	.probe			= pic32_sdhci_probe,
 	.priv_auto_alloc_size	= sizeof(struct sdhci_host),
+	.platdata_auto_alloc_size = sizeof(struct pic32_sdhci_plat)
 };

+ 28 - 0
drivers/pinctrl/pinctrl_pic32.c

@@ -222,6 +222,31 @@ static void pic32_eth_pin_config(struct udevice *dev)
 	pic32_pinconfig_set(priv, configs, ARRAY_SIZE(configs));
 }
 
+static void pic32_sdhci_pin_config(struct udevice *dev)
+{
+	struct pic32_pinctrl_priv *priv = dev_get_priv(dev);
+	const struct pic32_pin_config configs[] = {
+		/* SDWP - H2 */
+		PIN_CONFIG(PIC32_PORT_H, 2, PIN_CONFIG_PIC32_DIGITAL),
+		/* SDCD - A0 */
+		PIN_CONFIG(PIC32_PORT_A, 0, PIN_CONFIG_PIC32_DIGITAL),
+		/* SDCMD - D4 */
+		PIN_CONFIG(PIC32_PORT_D, 4, PIN_CONFIG_PIC32_DIGITAL),
+		/* SDCK - A6 */
+		PIN_CONFIG(PIC32_PORT_A, 6, PIN_CONFIG_PIC32_DIGITAL),
+		/* SDDATA0 - G13 */
+		PIN_CONFIG(PIC32_PORT_G, 13, PIN_CONFIG_PIC32_DIGITAL),
+		/* SDDATA1 - G12 */
+		PIN_CONFIG(PIC32_PORT_G, 12, PIN_CONFIG_PIC32_DIGITAL),
+		/* SDDATA2 - G14 */
+		PIN_CONFIG(PIC32_PORT_G, 14, PIN_CONFIG_PIC32_DIGITAL),
+		/* SDDATA3 - A7 */
+		PIN_CONFIG(PIC32_PORT_A, 7, PIN_CONFIG_PIC32_DIGITAL),
+	};
+
+	pic32_pinconfig_set(priv, configs, ARRAY_SIZE(configs));
+}
+
 static int pic32_pinctrl_request(struct udevice *dev, int func, int flags)
 {
 	struct pic32_pinctrl_priv *priv = dev_get_priv(dev);
@@ -240,6 +265,9 @@ static int pic32_pinctrl_request(struct udevice *dev, int func, int flags)
 	case PERIPH_ID_ETH:
 		pic32_eth_pin_config(dev);
 		break;
+	case PERIPH_ID_SDHCI:
+		pic32_sdhci_pin_config(dev);
+		break;
 	default:
 		debug("%s: unknown-unhandled case\n", __func__);
 		break;

+ 3 - 1
include/configs/vocore2.h

@@ -25,6 +25,7 @@
 #define CONFIG_SPL_BSS_START_ADDR	0x80010000
 #define CONFIG_SPL_BSS_MAX_SIZE		0x10000
 #define CONFIG_SPL_MAX_SIZE		0x10000
+#define CONFIG_SPL_PAD_TO		0
 
 /* Dummy value */
 #define CONFIG_SYS_UBOOT_BASE		0
@@ -34,12 +35,13 @@
 #define CONFIG_SYS_NS16550_CLK		40000000
 #define CONFIG_SYS_NS16550_REG_SIZE	-4
 #define CONFIG_SYS_NS16550_COM3		0xb0000e00
+#define CONFIG_CONS_INDEX		3
 
 /* RAM */
 
 /* Memory usage */
 #define CONFIG_SYS_MAXARGS		64
-#define CONFIG_SYS_MALLOC_LEN		(1024 * 1024)
+#define CONFIG_SYS_MALLOC_LEN		(16 * 1024 * 1024)
 #define CONFIG_SYS_BOOTPARAMS_LEN	(128 * 1024)
 #define CONFIG_SYS_CBSIZE		512