powerpc/p1010rdb: add p1010rdb-pb support with updating p1010rdb-pa

- Rename old P1010RDB board as P1010RDB-PA.
- Add support for new P1010RDB-PB board.
- Some optimization.

For more details, see board/freescale/p1010rdb/README.

Signed-off-by: Shengzhou Liu <Shengzhou.Liu@freescale.com>
[York Sun: fix conflicts in boards.cfg]
Acked-by: York Sun <yorksun@freescale.com>

1 files changed, 170 insertions, 6 deletions

diff --git a/board/freescale/p1010rdb/p1010rdb.c b/board/freescale/p1010rdb/p1010rdb.c
index ae8ba45..e940d22 100644
--- a/board/freescale/p1010rdb/p1010rdb.c
+++ b/board/freescale/p1010rdb/p1010rdb.c
@@ -38,12 +38,23 @@ DECLARE_GLOBAL_DATA_PTR;
 enum {
 	MUX_TYPE_IFC,
 	MUX_TYPE_SDHC,
+	MUX_TYPE_SPIFLASH,
+	MUX_TYPE_TDM,
+	MUX_TYPE_CAN,
+	MUX_TYPE_CS0_NOR,
+	MUX_TYPE_CS0_NAND,
+};
+
+enum {
+	I2C_READ_BANK,
+	I2C_READ_PCB_VER,
 };
 
 static uint sd_ifc_mux;
 
 struct cpld_data {
 	u8 cpld_ver; /* cpld revision */
+#if defined(CONFIG_P1010RDB_PA)
 	u8 pcba_ver; /* pcb revision number */
 	u8 twindie_ddr3;
 	u8 res1[6];
@@ -58,6 +69,9 @@ struct cpld_data {
 	u8 por1; /* POR Options */
 	u8 por2; /* POR Options */
 	u8 por3; /* POR Options */
+#elif defined(CONFIG_P1010RDB_PB)
+	u8 rom_loc;
+#endif
 };
 
 int board_early_init_f(void)
@@ -116,6 +130,9 @@ int config_board_mux(int ctrl_type)
 	ccsr_gur_t __iomem *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 	u8 tmp;
 
+#if defined(CONFIG_P1010RDB_PA)
+	struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
+
 	switch (ctrl_type) {
 	case MUX_TYPE_IFC:
 		i2c_set_bus_num(I2C_PCA9557_BUS_NUM);
@@ -136,25 +153,171 @@ int config_board_mux(int ctrl_type)
 		clrsetbits_be32(&gur->pmuxcr, PMUXCR1_SDHC_MASK,
 				PMUXCR1_SDHC_ENABLE);
 		break;
+	case MUX_TYPE_SPIFLASH:
+		out_8(&cpld_data->spi_cs0_sel, MUX_CPLD_SPICS0_FLASH);
+		break;
+	case MUX_TYPE_TDM:
+		out_8(&cpld_data->tdm_can_sel, MUX_CPLD_TDM);
+		out_8(&cpld_data->spi_cs0_sel, MUX_CPLD_SPICS0_SLIC);
+		break;
+	case MUX_TYPE_CAN:
+		out_8(&cpld_data->tdm_can_sel, MUX_CPLD_CAN_UART);
+		break;
 	default:
 		break;
 	}
+#elif defined(CONFIG_P1010RDB_PB)
+	uint orig_bus = i2c_get_bus_num();
+	i2c_set_bus_num(I2C_PCA9557_BUS_NUM);
 
+	switch (ctrl_type) {
+	case MUX_TYPE_IFC:
+		i2c_read(I2C_PCA9557_ADDR2, 0, 1, &tmp, 1);
+		clrbits_8(&tmp, 0x04);
+		i2c_write(I2C_PCA9557_ADDR2, 1, 1, &tmp, 1);
+		i2c_read(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
+		clrbits_8(&tmp, 0x04);
+		i2c_write(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
+		sd_ifc_mux = MUX_TYPE_IFC;
+		clrbits_be32(&gur->pmuxcr, PMUXCR1_IFC_MASK);
+		break;
+	case MUX_TYPE_SDHC:
+		i2c_read(I2C_PCA9557_ADDR2, 0, 1, &tmp, 1);
+		setbits_8(&tmp, 0x04);
+		i2c_write(I2C_PCA9557_ADDR2, 1, 1, &tmp, 1);
+		i2c_read(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
+		clrbits_8(&tmp, 0x04);
+		i2c_write(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
+		sd_ifc_mux = MUX_TYPE_SDHC;
+		clrsetbits_be32(&gur->pmuxcr, PMUXCR1_SDHC_MASK,
+				PMUXCR1_SDHC_ENABLE);
+		break;
+	case MUX_TYPE_SPIFLASH:
+		i2c_read(I2C_PCA9557_ADDR2, 0, 1, &tmp, 1);
+		clrbits_8(&tmp, 0x80);
+		i2c_write(I2C_PCA9557_ADDR2, 1, 1, &tmp, 1);
+		i2c_read(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
+		clrbits_8(&tmp, 0x80);
+		i2c_write(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
+		break;
+	case MUX_TYPE_TDM:
+		i2c_read(I2C_PCA9557_ADDR2, 0, 1, &tmp, 1);
+		setbits_8(&tmp, 0x82);
+		i2c_write(I2C_PCA9557_ADDR2, 1, 1, &tmp, 1);
+		i2c_read(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
+		clrbits_8(&tmp, 0x82);
+		i2c_write(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
+		break;
+	case MUX_TYPE_CAN:
+		i2c_read(I2C_PCA9557_ADDR2, 0, 1, &tmp, 1);
+		clrbits_8(&tmp, 0x02);
+		i2c_write(I2C_PCA9557_ADDR2, 1, 1, &tmp, 1);
+		i2c_read(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
+		clrbits_8(&tmp, 0x02);
+		i2c_write(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
+		break;
+	case MUX_TYPE_CS0_NOR:
+		i2c_read(I2C_PCA9557_ADDR2, 0, 1, &tmp, 1);
+		clrbits_8(&tmp, 0x08);
+		i2c_write(I2C_PCA9557_ADDR2, 1, 1, &tmp, 1);
+		i2c_read(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
+		clrbits_8(&tmp, 0x08);
+		i2c_write(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
+		break;
+	case MUX_TYPE_CS0_NAND:
+		i2c_read(I2C_PCA9557_ADDR2, 0, 1, &tmp, 1);
+		setbits_8(&tmp, 0x08);
+		i2c_write(I2C_PCA9557_ADDR2, 1, 1, &tmp, 1);
+		i2c_read(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
+		clrbits_8(&tmp, 0x08);
+		i2c_write(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
+		break;
+	default:
+		break;
+	}
+	i2c_set_bus_num(orig_bus);
+#endif
 	return 0;
 }
 
+#ifdef CONFIG_P1010RDB_PB
+int i2c_pca9557_read(int type)
+{
+	u8 val;
+
+	i2c_set_bus_num(I2C_PCA9557_BUS_NUM);
+	i2c_read(I2C_PCA9557_ADDR2, 0, 1, &val, 1);
+
+	switch (type) {
+	case I2C_READ_BANK:
+		val = (val & 0x10) >> 4;
+		break;
+	case I2C_READ_PCB_VER:
+		val = ((val & 0x60) >> 5) + 1;
+		break;
+	default:
+		break;
+	}
+
+	return val;
+}
+#endif
+
 int checkboard(void)
 {
 	struct cpu_type *cpu;
+	struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
+	u8 val;
 
 	cpu = gd->arch.cpu;
-	printf("Board: %sRDB\n", cpu->name);
+#if defined(CONFIG_P1010RDB_PA)
+	printf("Board: %sRDB-PA, ", cpu->name);
+#elif defined(CONFIG_P1010RDB_PB)
+	printf("Board: %sRDB-PB, ", cpu->name);
+	i2c_set_bus_num(I2C_PCA9557_BUS_NUM);
+	i2c_init(CONFIG_SYS_FSL_I2C_SPEED, CONFIG_SYS_FSL_I2C_SLAVE);
+	val = 0x0;  /* no polarity inversion */
+	i2c_write(I2C_PCA9557_ADDR2, 2, 1, &val, 1);
+#endif
 
 #ifdef CONFIG_SDCARD
 	/* switch to IFC to read info from CPLD */
 	config_board_mux(MUX_TYPE_IFC);
 #endif
 
+#if defined(CONFIG_P1010RDB_PA)
+	val = (in_8(&cpld_data->pcba_ver) & 0xf);
+	printf("PCB: v%x.0\n", val);
+#elif defined(CONFIG_P1010RDB_PB)
+	val = in_8(&cpld_data->cpld_ver);
+	printf("CPLD: v%x.%x, ", val >> 4, val & 0xf);
+	printf("PCB: v%x.0, ", i2c_pca9557_read(I2C_READ_PCB_VER));
+	val = in_8(&cpld_data->rom_loc) & 0xf;
+	puts("Boot from: ");
+	switch (val) {
+	case 0xf:
+		config_board_mux(MUX_TYPE_CS0_NOR);
+		printf("NOR vBank%d\n", i2c_pca9557_read(I2C_READ_BANK));
+		break;
+	case 0xe:
+		puts("SDHC\n");
+		val = 0x60; /* set pca9557 pin input/output */
+		i2c_write(I2C_PCA9557_ADDR2, 3, 1, &val, 1);
+		break;
+	case 0x5:
+		config_board_mux(MUX_TYPE_IFC);
+		config_board_mux(MUX_TYPE_CS0_NAND);
+		puts("NAND\n");
+		break;
+	case 0x6:
+		config_board_mux(MUX_TYPE_IFC);
+		puts("SPI\n");
+		break;
+	default:
+		puts("unknown\n");
+		break;
+	}
+#endif
 	return 0;
 }
 
@@ -348,7 +511,6 @@ void board_reset(void)
 
 int misc_init_r(void)
 {
-	struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
 	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 
 	if (hwconfig_subarg_cmp("fsl_p1010mux", "tdm_can", "can")) {
@@ -356,7 +518,7 @@ int misc_init_r(void)
 				MPC85xx_PMUXCR_CAN1_UART |
 				MPC85xx_PMUXCR_CAN2_TDM |
 				MPC85xx_PMUXCR_CAN2_UART);
-		out_8(&cpld_data->tdm_can_sel, MUX_CPLD_CAN_UART);
+		config_board_mux(MUX_TYPE_CAN);
 	} else if (hwconfig_subarg_cmp("fsl_p1010mux", "tdm_can", "tdm")) {
 		clrbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_CAN2_UART |
 				MPC85xx_PMUXCR_CAN1_UART);
@@ -364,11 +526,10 @@ int misc_init_r(void)
 				MPC85xx_PMUXCR_CAN1_TDM);
 		clrbits_be32(&gur->pmuxcr2, MPC85xx_PMUXCR2_UART_GPIO);
 		setbits_be32(&gur->pmuxcr2, MPC85xx_PMUXCR2_UART_TDM);
-		out_8(&cpld_data->tdm_can_sel, MUX_CPLD_TDM);
-		out_8(&cpld_data->spi_cs0_sel, MUX_CPLD_SPICS0_SLIC);
+		config_board_mux(MUX_TYPE_TDM);
 	} else {
 		/* defaultly spi_cs_sel to flash */
-		out_8(&cpld_data->spi_cs0_sel, MUX_CPLD_SPICS0_FLASH);
+		config_board_mux(MUX_TYPE_SPIFLASH);
 	}
 
 	if (hwconfig("esdhc"))
@@ -376,6 +537,9 @@ int misc_init_r(void)
 	else if (hwconfig("ifc"))
 		config_board_mux(MUX_TYPE_IFC);
 
+#ifdef CONFIG_P1010RDB_PB
+	setbits_be32(&gur->pmuxcr2, MPC85xx_PMUXCR2_GPIO01_DRVVBUS);
+#endif
 	return 0;
 }