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lx2160aqds : Add support for LX2160AQDS platform

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LX2160AQDS is a development board that supports LX2160A
family SoCs. This patch add base support for this board.

Signed-off-by: Wasim Khan <wasim.khan@nxp.com>
Signed-off-by: Sriram Dash <sriram.dash@nxp.com>
Signed-off-by: Pankaj Bansal <pankaj.bansal@nxp.com>
Signed-off-by: Udit Agarwal <udit.agarwal@nxp.com>
[PK: Sqaush patch for "secure boot defconfig" & add maintainer]
Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
This commit is contained in:
Pankaj Bansal
2019-02-08 10:29:58 +00:00
committed by Prabhakar Kushwaha
parent edc975b8aa
commit 1eba723c72
14 changed files with 1526 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

279
board/freescale/lx2160a/lx2160a.c
View File

@@ -30,6 +30,18 @@
#include "../common/emc2305.h"
#endif
#ifdef CONFIG_TARGET_LX2160AQDS
#define CFG_MUX_I2C_SDHC(reg, value) ((reg & 0x3f) | value)
#define SET_CFG_MUX1_SDHC1_SDHC(reg) (reg & 0x3f)
#define SET_CFG_MUX2_SDHC1_SPI(reg, value) ((reg & 0xcf) | value)
#define SET_CFG_MUX3_SDHC1_SPI(reg, value) ((reg & 0xf8) | value)
#define SET_CFG_MUX_SDHC2_DSPI(reg, value) ((reg & 0xf8) | value)
#define SET_CFG_MUX1_SDHC1_DSPI(reg, value) ((reg & 0x3f) | value)
#define SDHC1_BASE_PMUX_DSPI 2
#define SDHC2_BASE_PMUX_DSPI 2
#define IIC5_PMUX_SPI3 3
#endif /* CONFIG_TARGET_LX2160AQDS */
DECLARE_GLOBAL_DATA_PTR;
static struct pl01x_serial_platdata serial0 = {
@@ -96,12 +108,80 @@ int board_early_init_f(void)
return 0;
}
#if defined(CONFIG_TARGET_LX2160AQDS)
void esdhc_dspi_status_fixup(void *blob)
{
const char esdhc0_path[] = "/soc/esdhc@2140000";
const char esdhc1_path[] = "/soc/esdhc@2150000";
const char dspi0_path[] = "/soc/dspi@2100000";
const char dspi1_path[] = "/soc/dspi@2110000";
const char dspi2_path[] = "/soc/dspi@2120000";
struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
u32 sdhc1_base_pmux;
u32 sdhc2_base_pmux;
u32 iic5_pmux;
/* Check RCW field sdhc1_base_pmux to enable/disable
* esdhc0/dspi0 DT node
*/
sdhc1_base_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR12_REGSR - 1])
& FSL_CHASSIS3_SDHC1_BASE_PMUX_MASK;
sdhc1_base_pmux >>= FSL_CHASSIS3_SDHC1_BASE_PMUX_SHIFT;
if (sdhc1_base_pmux == SDHC1_BASE_PMUX_DSPI) {
do_fixup_by_path(blob, dspi0_path, "status", "okay",
sizeof("okay"), 1);
do_fixup_by_path(blob, esdhc0_path, "status", "disabled",
sizeof("disabled"), 1);
} else {
do_fixup_by_path(blob, esdhc0_path, "status", "okay",
sizeof("okay"), 1);
do_fixup_by_path(blob, dspi0_path, "status", "disabled",
sizeof("disabled"), 1);
}
/* Check RCW field sdhc2_base_pmux to enable/disable
* esdhc1/dspi1 DT node
*/
sdhc2_base_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR13_REGSR - 1])
& FSL_CHASSIS3_SDHC2_BASE_PMUX_MASK;
sdhc2_base_pmux >>= FSL_CHASSIS3_SDHC2_BASE_PMUX_SHIFT;
if (sdhc2_base_pmux == SDHC2_BASE_PMUX_DSPI) {
do_fixup_by_path(blob, dspi1_path, "status", "okay",
sizeof("okay"), 1);
do_fixup_by_path(blob, esdhc1_path, "status", "disabled",
sizeof("disabled"), 1);
} else {
do_fixup_by_path(blob, esdhc1_path, "status", "okay",
sizeof("okay"), 1);
do_fixup_by_path(blob, dspi1_path, "status", "disabled",
sizeof("disabled"), 1);
}
/* Check RCW field IIC5 to enable dspi2 DT node */
iic5_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR12_REGSR - 1])
& FSL_CHASSIS3_IIC5_PMUX_MASK;
iic5_pmux >>= FSL_CHASSIS3_IIC5_PMUX_SHIFT;
if (iic5_pmux == IIC5_PMUX_SPI3) {
do_fixup_by_path(blob, dspi2_path, "status", "okay",
sizeof("okay"), 1);
}
}
#endif
int esdhc_status_fixup(void *blob, const char *compat)
{
#if defined(CONFIG_TARGET_LX2160AQDS)
/* Enable esdhc and dspi DT nodes based on RCW fields */
esdhc_dspi_status_fixup(blob);
#else
/* Enable both esdhc DT nodes for LX2160ARDB */
do_fixup_by_compat(blob, compat, "status", "okay",
sizeof("okay"), 1);
#endif
return 0;
}
@@ -125,9 +205,20 @@ int checkboard(void)
enum boot_src src = get_boot_src();
char buf[64];
u8 sw;
#ifdef CONFIG_TARGET_LX2160AQDS
int clock;
static const char *const freq[] = {"100", "125", "156.25",
"161.13", "322.26", "", "", "",
"", "", "", "", "", "", "",
"100 separate SSCG"};
#endif
cpu_name(buf);
#ifdef CONFIG_TARGET_LX2160AQDS
printf("Board: %s-QDS, ", buf);
#else
printf("Board: %s-RDB, ", buf);
#endif
sw = QIXIS_READ(arch);
printf("Board version: %c, boot from ", (sw & 0xf) - 1 + 'A');
@@ -154,22 +245,206 @@ int checkboard(void)
break;
}
}
#ifdef CONFIG_TARGET_LX2160AQDS
printf("FPGA: v%d (%s), build %d",
(int)QIXIS_READ(scver), qixis_read_tag(buf),
(int)qixis_read_minor());
/* the timestamp string contains "\n" at the end */
printf(" on %s", qixis_read_time(buf));
puts("SERDES1 Reference : ");
sw = QIXIS_READ(brdcfg[2]);
clock = sw >> 4;
printf("Clock1 = %sMHz ", freq[clock]);
clock = sw & 0x0f;
printf("Clock2 = %sMHz", freq[clock]);
sw = QIXIS_READ(brdcfg[3]);
puts("\nSERDES2 Reference : ");
clock = sw >> 4;
printf("Clock1 = %sMHz ", freq[clock]);
clock = sw & 0x0f;
printf("Clock2 = %sMHz", freq[clock]);
sw = QIXIS_READ(brdcfg[12]);
puts("\nSERDES3 Reference : ");
clock = sw >> 4;
printf("Clock1 = %sMHz Clock2 = %sMHz\n", freq[clock], freq[clock]);
#else
printf("FPGA: v%d.%d\n", QIXIS_READ(scver), QIXIS_READ(tagdata));
puts("SERDES1 Reference: Clock1 = 161.13MHz Clock2 = 161.13MHz\n");
puts("SERDES2 Reference: Clock1 = 100MHz Clock2 = 100MHz\n");
puts("SERDES3 Reference: Clock1 = 100MHz Clock2 = 100Hz\n");
#endif
return 0;
}
#ifdef CONFIG_TARGET_LX2160AQDS
/*
* implementation of CONFIG_ESDHC_DETECT_QUIRK Macro.
*/
u8 qixis_esdhc_detect_quirk(void)
{
/* for LX2160AQDS res1[1] @ offset 0x1A is SDHC1 Control/Status (SDHC1)
* SDHC1 Card ID:
* Specifies the type of card installed in the SDHC1 adapter slot.
* 000= (reserved)
* 001= eMMC V4.5 adapter is installed.
* 010= SD/MMC 3.3V adapter is installed.
* 011= eMMC V4.4 adapter is installed.
* 100= eMMC V5.0 adapter is installed.
* 101= MMC card/Legacy (3.3V) adapter is installed.
* 110= SDCard V2/V3 adapter installed.
* 111= no adapter is installed.
*/
return ((QIXIS_READ(res1[1]) & QIXIS_SDID_MASK) !=
QIXIS_ESDHC_NO_ADAPTER);
}
int config_board_mux(void)
{
u8 reg11, reg5, reg13;
struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
u32 sdhc1_base_pmux;
u32 sdhc2_base_pmux;
u32 iic5_pmux;
/* Routes {I2C2_SCL, I2C2_SDA} to SDHC1 as {SDHC1_CD_B, SDHC1_WP}.
* Routes {I2C3_SCL, I2C3_SDA} to CAN transceiver as {CAN1_TX,CAN1_RX}.
* Routes {I2C4_SCL, I2C4_SDA} to CAN transceiver as {CAN2_TX,CAN2_RX}.
* Qixis and remote systems are isolated from the I2C1 bus.
* Processor connections are still available.
* SPI2 CS2_B controls EN25S64 SPI memory device.
* SPI3 CS2_B controls EN25S64 SPI memory device.
* EC2 connects to PHY #2 using RGMII protocol.
* CLK_OUT connects to FPGA for clock measurement.
*/
reg5 = QIXIS_READ(brdcfg[5]);
reg5 = CFG_MUX_I2C_SDHC(reg5, 0x40);
QIXIS_WRITE(brdcfg[5], reg5);
/* Check RCW field sdhc1_base_pmux
* esdhc0 : sdhc1_base_pmux = 0
* dspi0 : sdhc1_base_pmux = 2
*/
sdhc1_base_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR12_REGSR - 1])
& FSL_CHASSIS3_SDHC1_BASE_PMUX_MASK;
sdhc1_base_pmux >>= FSL_CHASSIS3_SDHC1_BASE_PMUX_SHIFT;
if (sdhc1_base_pmux == SDHC1_BASE_PMUX_DSPI) {
reg11 = QIXIS_READ(brdcfg[11]);
reg11 = SET_CFG_MUX1_SDHC1_DSPI(reg11, 0x40);
QIXIS_WRITE(brdcfg[11], reg11);
} else {
/* - Routes {SDHC1_CMD, SDHC1_CLK } to SDHC1 adapter slot.
* {SDHC1_DAT3, SDHC1_DAT2} to SDHC1 adapter slot.
* {SDHC1_DAT1, SDHC1_DAT0} to SDHC1 adapter slot.
*/
reg11 = QIXIS_READ(brdcfg[11]);
reg11 = SET_CFG_MUX1_SDHC1_SDHC(reg11);
QIXIS_WRITE(brdcfg[11], reg11);
}
/* Check RCW field sdhc2_base_pmux
* esdhc1 : sdhc2_base_pmux = 0 (default)
* dspi1 : sdhc2_base_pmux = 2
*/
sdhc2_base_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR13_REGSR - 1])
& FSL_CHASSIS3_SDHC2_BASE_PMUX_MASK;
sdhc2_base_pmux >>= FSL_CHASSIS3_SDHC2_BASE_PMUX_SHIFT;
if (sdhc2_base_pmux == SDHC2_BASE_PMUX_DSPI) {
reg13 = QIXIS_READ(brdcfg[13]);
reg13 = SET_CFG_MUX_SDHC2_DSPI(reg13, 0x01);
QIXIS_WRITE(brdcfg[13], reg13);
} else {
reg13 = QIXIS_READ(brdcfg[13]);
reg13 = SET_CFG_MUX_SDHC2_DSPI(reg13, 0x00);
QIXIS_WRITE(brdcfg[13], reg13);
}
/* Check RCW field IIC5 to enable dspi2 DT nodei
* dspi2: IIC5 = 3
*/
iic5_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR12_REGSR - 1])
& FSL_CHASSIS3_IIC5_PMUX_MASK;
iic5_pmux >>= FSL_CHASSIS3_IIC5_PMUX_SHIFT;
if (iic5_pmux == IIC5_PMUX_SPI3) {
/* - Routes {SDHC1_DAT4} to SPI3 devices as {SPI3_M_CS0_B}. */
reg11 = QIXIS_READ(brdcfg[11]);
reg11 = SET_CFG_MUX2_SDHC1_SPI(reg11, 0x10);
QIXIS_WRITE(brdcfg[11], reg11);
/* - Routes {SDHC1_DAT5, SDHC1_DAT6} nowhere.
* {SDHC1_DAT7, SDHC1_DS } to {nothing, SPI3_M0_CLK }.
* {I2C5_SCL, I2C5_SDA } to {SPI3_M0_MOSI, SPI3_M0_MISO}.
*/
reg11 = QIXIS_READ(brdcfg[11]);
reg11 = SET_CFG_MUX3_SDHC1_SPI(reg11, 0x01);
QIXIS_WRITE(brdcfg[11], reg11);
} else {
/* Routes {SDHC1_DAT4} to SDHC1 adapter slot */
reg11 = QIXIS_READ(brdcfg[11]);
reg11 = SET_CFG_MUX2_SDHC1_SPI(reg11, 0x00);
QIXIS_WRITE(brdcfg[11], reg11);
/* - Routes {SDHC1_DAT5, SDHC1_DAT6} to SDHC1 adapter slot.
* {SDHC1_DAT7, SDHC1_DS } to SDHC1 adapter slot.
* {I2C5_SCL, I2C5_SDA } to SDHC1 adapter slot.
*/
reg11 = QIXIS_READ(brdcfg[11]);
reg11 = SET_CFG_MUX3_SDHC1_SPI(reg11, 0x00);
QIXIS_WRITE(brdcfg[11], reg11);
}
return 0;
}
#else
int config_board_mux(void)
{
return 0;
}
#endif
unsigned long get_board_sys_clk(void)
{
#ifdef CONFIG_TARGET_LX2160AQDS
u8 sysclk_conf = QIXIS_READ(brdcfg[1]);
switch (sysclk_conf & 0x03) {
case QIXIS_SYSCLK_100:
return 100000000;
case QIXIS_SYSCLK_125:
return 125000000;
case QIXIS_SYSCLK_133:
return 133333333;
}
return 100000000;
#else
return 100000000;
#endif
}
unsigned long get_board_ddr_clk(void)
{
#ifdef CONFIG_TARGET_LX2160AQDS
u8 ddrclk_conf = QIXIS_READ(brdcfg[1]);
switch ((ddrclk_conf & 0x30) >> 4) {
case QIXIS_DDRCLK_100:
return 100000000;
case QIXIS_DDRCLK_125:
return 125000000;
case QIXIS_DDRCLK_133:
return 133333333;
}
return 100000000;
#else
return 100000000;
#endif
}
int board_init(void)
@@ -202,6 +477,8 @@ void detail_board_ddr_info(void)
#if defined(CONFIG_ARCH_MISC_INIT)
int arch_misc_init(void)
{
config_board_mux();
return 0;
}
#endif