This supports i2c DM and enables CONFIG_DM_I2C
for SoC LS1043A
Signed-off-by: Biwen Li <biwen...@nxp.com>
---
Changes in v2:
- merge some patches to one patch
arch/arm/include/asm/gpio.h | 2 +-
board/freescale/ls1043aqds/ls1043aqds.c | 97 +++++++++++++++++--
configs/ls1043aqds_defconfig | 2 +
configs/ls1043aqds_lpuart_defconfig | 2 +
configs/ls1043aqds_nand_defconfig | 2 +
configs/ls1043aqds_nor_ddr3_defconfig | 2 +
configs/ls1043aqds_qspi_defconfig | 2 +
configs/ls1043aqds_sdcard_ifc_defconfig | 2 +
configs/ls1043aqds_sdcard_qspi_defconfig | 2 +
configs/ls1043aqds_tfa_SECURE_BOOT_defconfig | 2 +
configs/ls1043aqds_tfa_defconfig | 2 +
configs/ls1043ardb_SECURE_BOOT_defconfig | 2 +
configs/ls1043ardb_defconfig | 2 +
configs/ls1043ardb_nand_SECURE_BOOT_defconfig | 2 +
configs/ls1043ardb_nand_defconfig | 2 +
.../ls1043ardb_sdcard_SECURE_BOOT_defconfig | 2 +
configs/ls1043ardb_sdcard_defconfig | 2 +
configs/ls1043ardb_tfa_SECURE_BOOT_defconfig | 2 +
configs/ls1043ardb_tfa_defconfig | 2 +
include/configs/ls1043a_common.h | 5 +
20 files changed, 131 insertions(+), 7 deletions(-)
diff --git a/arch/arm/include/asm/gpio.h b/arch/arm/include/asm/gpio.h
index 9f8c9da564..45cb04801c 100644
--- a/arch/arm/include/asm/gpio.h
+++ b/arch/arm/include/asm/gpio.h
@@ -3,7 +3,7 @@
!defined(CONFIG_ARCH_BCM63158) && !defined(CONFIG_ARCH_ROCKCHIP) && \
!defined(CONFIG_ARCH_LX2160A) && !defined(CONFIG_ARCH_LS1028A) && \
!defined(CONFIG_ARCH_LS2080A) && !defined(CONFIG_ARCH_LS1088A) && \
- !defined(CONFIG_ARCH_LS1012A) && \
+ !defined(CONFIG_ARCH_LS1012A) && !defined(CONFIG_ARCH_LS1043A) && \
!defined(CONFIG_ARCH_ASPEED)
#include <asm/arch/gpio.h>
#endif
diff --git a/board/freescale/ls1043aqds/ls1043aqds.c
b/board/freescale/ls1043aqds/ls1043aqds.c
index 8c96b962b7..a0680d513e 100644
--- a/board/freescale/ls1043aqds/ls1043aqds.c
+++ b/board/freescale/ls1043aqds/ls1043aqds.c
@@ -271,11 +271,24 @@ unsigned long get_board_ddr_clk(void)
return 66666666;
}
-int select_i2c_ch_pca9547(u8 ch)
+int select_i2c_ch_pca9547(u8 ch, int bus_num)
{
int ret;
+#ifdef CONFIG_DM_I2C
+ struct udevice *dev;
+
+ ret = i2c_get_chip_for_busnum(bus_num, I2C_MUX_PCA_ADDR_PRI,
+ 1, &dev);
+ if (ret) {
+ printf("%s: Cannot find udev for a bus %d\n", __func__,
+ bus_num);
+ return ret;
+ }
+ ret = dm_i2c_write(dev, 0, &ch, 1);
+#else
ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
+#endif
if (ret) {
puts("PCA: failed to select proper channel\n");
return ret;
@@ -290,8 +303,10 @@ int dram_init(void)
* When resuming from deep sleep, the I2C channel may not be
* in the default channel. So, switch to the default channel
* before accessing DDR SPD.
+ *
+ * PCA9547 mount on I2C1 bus
*/
- select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
+ select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT, 0);
fsl_initdram();
#if (!defined(CONFIG_SPL) && !defined(CONFIG_TFABOOT)) || \
defined(CONFIG_SPL_BUILD)
@@ -304,16 +319,83 @@ int dram_init(void)
int i2c_multiplexer_select_vid_channel(u8 channel)
{
- return select_i2c_ch_pca9547(channel);
+ return select_i2c_ch_pca9547(channel, 0);
}
void board_retimer_init(void)
{
u8 reg;
+ int bus_num = 0;
/* Retimer is connected to I2C1_CH7_CH5 */
- select_i2c_ch_pca9547(I2C_MUX_CH7);
+ select_i2c_ch_pca9547(I2C_MUX_CH7, bus_num);
reg = I2C_MUX_CH5;
+#ifdef CONFIG_DM_I2C
+ struct udevice *dev;
+ int ret;
+
+ ret = i2c_get_chip_for_busnum(bus_num, I2C_MUX_PCA_ADDR_SEC,
+ 1, &dev);
+ if (ret) {
+ printf("%s: Cannot find udev for a bus %d\n", __func__,
+ bus_num);
+ return;
+ }
+ dm_i2c_write(dev, 0, ®, 1);
+
+ /* Access to Control/Shared register */
+ ret = i2c_get_chip_for_busnum(bus_num, I2C_RETIMER_ADDR,
+ 1, &dev);
+ if (ret) {
+ printf("%s: Cannot find udev for a bus %d\n", __func__,
+ bus_num);
+ return;
+ }
+
+ reg = 0x0;
+ dm_i2c_write(dev, 0xff, ®, 1);
+
+ /* Read device revision and ID */
+ dm_i2c_read(dev, 1, ®, 1);
+ debug("Retimer version id = 0x%x\n", reg);
+
+ /* Enable Broadcast. All writes target all channel register sets */
+ reg = 0x0c;
+ dm_i2c_write(dev, 0xff, ®, 1);
+
+ /* Reset Channel Registers */
+ dm_i2c_read(dev, 0, ®, 1);
+ reg |= 0x4;
+ dm_i2c_write(dev, 0, ®, 1);
+
+ /* Enable override divider select and Enable Override Output Mux */
+ dm_i2c_read(dev, 9, ®, 1);
+ reg |= 0x24;
+ dm_i2c_write(dev, 9, ®, 1);
+
+ /* Select VCO Divider to full rate (000) */
+ dm_i2c_read(dev, 0x18, ®, 1);
+ reg &= 0x8f;
+ dm_i2c_write(dev, 0x18, ®, 1);
+
+ /* Selects active PFD MUX Input as Re-timed Data (001) */
+ dm_i2c_read(dev, 0x1e, ®, 1);
+ reg &= 0x3f;
+ reg |= 0x20;
+ dm_i2c_write(dev, 0x1e, ®, 1);
+
+ /* Set data rate as 10.3125 Gbps */
+ reg = 0x0;
+ dm_i2c_write(dev, 0x60, ®, 1);
+ reg = 0xb2;
+ dm_i2c_write(dev, 0x61, ®, 1);
+ reg = 0x90;
+ dm_i2c_write(dev, 0x62, ®, 1);
+ reg = 0xb3;
+ dm_i2c_write(dev, 0x63, ®, 1);
+ reg = 0xcd;
+ dm_i2c_write(dev, 0x64, ®, 1);
+#else
i2c_write(I2C_MUX_PCA_ADDR_SEC, 0, 1, ®, 1);
/* Access to Control/Shared register */
@@ -360,9 +442,10 @@ void board_retimer_init(void)
i2c_write(I2C_RETIMER_ADDR, 0x63, 1, ®, 1);
reg = 0xcd;
i2c_write(I2C_RETIMER_ADDR, 0x64, 1, ®, 1);
+#endif
/* Return the default channel */
- select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
+ select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT, bus_num);
}
int board_early_init_f(void)
@@ -375,8 +458,10 @@ int board_early_init_f(void)
u8 uart;
#endif
+#ifdef CONFIG_SYS_I2C
#ifdef CONFIG_SYS_I2C_EARLY_INIT
i2c_early_init_f();
+#endif
#endif
fsl_lsch2_early_init_f();
@@ -457,7 +542,7 @@ int board_init(void)
erratum_a010315();
#endif
- select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
+ select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT, 0);
board_retimer_init();
#ifdef CONFIG_SYS_FSL_SERDES
diff --git a/configs/ls1043aqds_defconfig b/configs/ls1043aqds_defconfig
index d0d384d7ce..294b0d998a 100644
--- a/configs/ls1043aqds_defconfig
+++ b/configs/ls1043aqds_defconfig
@@ -60,3 +60,5 @@ CONFIG_DM_USB=y
CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_DWC3=y
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/configs/ls1043aqds_lpuart_defconfig
b/configs/ls1043aqds_lpuart_defconfig
index ec1712be94..2700bf10f4 100644
--- a/configs/ls1043aqds_lpuart_defconfig
+++ b/configs/ls1043aqds_lpuart_defconfig
@@ -62,3 +62,5 @@ CONFIG_DM_USB=y
CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_DWC3=y
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/configs/ls1043aqds_nand_defconfig
b/configs/ls1043aqds_nand_defconfig
index 6b3bd42887..7502b4461a 100644
--- a/configs/ls1043aqds_nand_defconfig
+++ b/configs/ls1043aqds_nand_defconfig
@@ -76,3 +76,5 @@ CONFIG_DM_USB=y
CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_DWC3=y
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/configs/ls1043aqds_nor_ddr3_defconfig
b/configs/ls1043aqds_nor_ddr3_defconfig
index 6a4fc87e07..1091ba6b3c 100644
--- a/configs/ls1043aqds_nor_ddr3_defconfig
+++ b/configs/ls1043aqds_nor_ddr3_defconfig
@@ -61,3 +61,5 @@ CONFIG_DM_USB=y
CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_DWC3=y
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/configs/ls1043aqds_qspi_defconfig
b/configs/ls1043aqds_qspi_defconfig
index 36e6f4cce4..40bb217316 100644
--- a/configs/ls1043aqds_qspi_defconfig
+++ b/configs/ls1043aqds_qspi_defconfig
@@ -58,3 +58,5 @@ CONFIG_DM_USB=y
CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_DWC3=y
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/configs/ls1043aqds_sdcard_ifc_defconfig
b/configs/ls1043aqds_sdcard_ifc_defconfig
index 03cae8ab20..193684bd7d 100644
--- a/configs/ls1043aqds_sdcard_ifc_defconfig
+++ b/configs/ls1043aqds_sdcard_ifc_defconfig
@@ -76,3 +76,5 @@ CONFIG_DM_USB=y
CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_DWC3=y
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/configs/ls1043aqds_sdcard_qspi_defconfig
b/configs/ls1043aqds_sdcard_qspi_defconfig
index 3ee00a87eb..1d339acecb 100644
--- a/configs/ls1043aqds_sdcard_qspi_defconfig
+++ b/configs/ls1043aqds_sdcard_qspi_defconfig
@@ -71,3 +71,5 @@ CONFIG_DM_USB=y
CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_DWC3=y
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/configs/ls1043aqds_tfa_SECURE_BOOT_defconfig
b/configs/ls1043aqds_tfa_SECURE_BOOT_defconfig
index b3102ab6c1..4b9f958cc2 100644
--- a/configs/ls1043aqds_tfa_SECURE_BOOT_defconfig
+++ b/configs/ls1043aqds_tfa_SECURE_BOOT_defconfig
@@ -61,3 +61,5 @@ CONFIG_RSA=y
CONFIG_SPL_RSA=y
CONFIG_RSA_SOFTWARE_EXP=y
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/configs/ls1043aqds_tfa_defconfig b/configs/ls1043aqds_tfa_defconfig
index e0e35e77af..ee36472701 100644
--- a/configs/ls1043aqds_tfa_defconfig
+++ b/configs/ls1043aqds_tfa_defconfig
@@ -69,3 +69,5 @@ CONFIG_DM_USB=y
CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_DWC3=y
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/configs/ls1043ardb_SECURE_BOOT_defconfig
b/configs/ls1043ardb_SECURE_BOOT_defconfig
index 99599a82de..71bb5e4e9e 100644
--- a/configs/ls1043ardb_SECURE_BOOT_defconfig
+++ b/configs/ls1043ardb_SECURE_BOOT_defconfig
@@ -53,3 +53,5 @@ CONFIG_RSA=y
CONFIG_SPL_RSA=y
CONFIG_RSA_SOFTWARE_EXP=y
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/configs/ls1043ardb_defconfig b/configs/ls1043ardb_defconfig
index 0ca215f57d..9478e47fb5 100644
--- a/configs/ls1043ardb_defconfig
+++ b/configs/ls1043ardb_defconfig
@@ -53,3 +53,5 @@ CONFIG_DM_USB=y
CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_DWC3=y
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/configs/ls1043ardb_nand_SECURE_BOOT_defconfig
b/configs/ls1043ardb_nand_SECURE_BOOT_defconfig
index b14f538d8d..e2e536467d 100644
--- a/configs/ls1043ardb_nand_SECURE_BOOT_defconfig
+++ b/configs/ls1043ardb_nand_SECURE_BOOT_defconfig
@@ -73,3 +73,5 @@ CONFIG_USB_XHCI_DWC3=y
CONFIG_RSA=y
CONFIG_SPL_RSA=y
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/configs/ls1043ardb_nand_defconfig
b/configs/ls1043ardb_nand_defconfig
index fd4208216e..6501d981cf 100644
--- a/configs/ls1043ardb_nand_defconfig
+++ b/configs/ls1043ardb_nand_defconfig
@@ -72,3 +72,5 @@ CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_DWC3=y
# CONFIG_SPL_USE_TINY_PRINTF is not set
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/configs/ls1043ardb_sdcard_SECURE_BOOT_defconfig
b/configs/ls1043ardb_sdcard_SECURE_BOOT_defconfig
index 3ab6c9eab3..043cdfd425 100644
--- a/configs/ls1043ardb_sdcard_SECURE_BOOT_defconfig
+++ b/configs/ls1043ardb_sdcard_SECURE_BOOT_defconfig
@@ -71,3 +71,5 @@ CONFIG_USB_XHCI_DWC3=y
CONFIG_RSA=y
CONFIG_SPL_RSA=y
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/configs/ls1043ardb_sdcard_defconfig
b/configs/ls1043ardb_sdcard_defconfig
index a0ffcbd734..534a5b3544 100644
--- a/configs/ls1043ardb_sdcard_defconfig
+++ b/configs/ls1043ardb_sdcard_defconfig
@@ -70,3 +70,5 @@ CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_DWC3=y
# CONFIG_SPL_USE_TINY_PRINTF is not set
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/configs/ls1043ardb_tfa_SECURE_BOOT_defconfig
b/configs/ls1043ardb_tfa_SECURE_BOOT_defconfig
index af6a40b2a5..9f9336c595 100644
--- a/configs/ls1043ardb_tfa_SECURE_BOOT_defconfig
+++ b/configs/ls1043ardb_tfa_SECURE_BOOT_defconfig
@@ -54,3 +54,5 @@ CONFIG_RSA=y
CONFIG_SPL_RSA=y
CONFIG_RSA_SOFTWARE_EXP=y
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/configs/ls1043ardb_tfa_defconfig b/configs/ls1043ardb_tfa_defconfig
index d64f405863..b96ed2ddc6 100644
--- a/configs/ls1043ardb_tfa_defconfig
+++ b/configs/ls1043ardb_tfa_defconfig
@@ -57,3 +57,5 @@ CONFIG_DM_USB=y
CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_DWC3=y
CONFIG_EFI_LOADER_BOUNCE_BUFFER=y
+CONFIG_DM_I2C=y
+CONFIG_DM_GPIO=y
diff --git a/include/configs/ls1043a_common.h b/include/configs/ls1043a_common.h
index e237012626..8997a4254b 100644
--- a/include/configs/ls1043a_common.h
+++ b/include/configs/ls1043a_common.h
@@ -141,7 +141,12 @@
#endif
/* I2C */
+#ifndef CONFIG_DM_I2C
#define CONFIG_SYS_I2C
+#else
+#define CONFIG_I2C_SET_DEFAULT_BUS_NUM
+#define CONFIG_I2C_DEFAULT_BUS_NUMBER 0
+#endif
/* PCIe */
#ifndef SPL_NO_PCIE
--
2.17.1
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