eaw/u-boot
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Merge branch 'u-boot-microblaze/zynq' into 'u-boot-arm/master'

Browse Source
This commit is contained in:
Albert ARIBAUD
2014-05-23 22:50:23 +02:00
parent 10dc77716f 9f9d41bad1
commit c534d2fdcf
25 changed files with 571 additions and 44 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
arch/arm/cpu/armv7/zynq/cpu.c
View File

@@ -14,6 +14,9 @@ void lowlevel_init(void)
{
}
#define ZYNQ_SILICON_VER_MASK 0xF0000000
#define ZYNQ_SILICON_VER_SHIFT 28
int arch_cpu_init(void)
{
zynq_slcr_unlock();
@@ -42,6 +45,16 @@ int arch_cpu_init(void)
return 0;
}
unsigned int zynq_get_silicon_version(void)
{
unsigned int ver;
ver = (readl(&devcfg_base->mctrl) &
ZYNQ_SILICON_VER_MASK) >> ZYNQ_SILICON_VER_SHIFT;
return ver;
}
void reset_cpu(ulong addr)
{
zynq_slcr_cpu_reset();

5
arch/arm/cpu/armv7/zynq/ddrc.c
View File

@@ -40,11 +40,8 @@ void zynq_ddrc_init(void)
* first stage bootloader. To get ECC to work all memory has
* been initialized by writing any value.
*/
memset(0, 0, 1 * 1024 * 1024);
memset((void *)0, 0, 1 * 1024 * 1024);
} else {
puts("Memory: ECC disabled\n");
}
if (width == ZYNQ_DDRC_CTRLREG_BUSWIDTH_16BIT)
gd->ram_size /= 2;
}

87
arch/arm/cpu/armv7/zynq/slcr.c
View File

@@ -8,26 +8,75 @@
#include <asm/io.h>
#include <malloc.h>
#include <asm/arch/hardware.h>
#include <asm/arch/sys_proto.h>
#include <asm/arch/clk.h>
#define SLCR_LOCK_MAGIC 0x767B
#define SLCR_UNLOCK_MAGIC 0xDF0D
#define SLCR_USB_L1_SEL 0x04
#define SLCR_IDCODE_MASK 0x1F000
#define SLCR_IDCODE_SHIFT 12
/*
* zynq_slcr_mio_get_status - Get the status of MIO peripheral.
*
* @peri_name: Name of the peripheral for checking MIO status
* @get_pins: Pointer to array of get pin for this peripheral
* @num_pins: Number of pins for this peripheral
* @mask: Mask value
* @check_val: Required check value to get the status of periph
*/
struct zynq_slcr_mio_get_status {
const char *peri_name;
const int *get_pins;
int num_pins;
u32 mask;
u32 check_val;
};
static const int usb0_pins[] = {
28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39
};
static const int usb1_pins[] = {
40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51
};
static const struct zynq_slcr_mio_get_status mio_periphs[] = {
{
"usb0",
usb0_pins,
ARRAY_SIZE(usb0_pins),
SLCR_USB_L1_SEL,
SLCR_USB_L1_SEL,
},
{
"usb1",
usb1_pins,
ARRAY_SIZE(usb1_pins),
SLCR_USB_L1_SEL,
SLCR_USB_L1_SEL,
},
};
static int slcr_lock = 1; /* 1 means locked, 0 means unlocked */
void zynq_slcr_lock(void)
{
if (!slcr_lock)
if (!slcr_lock) {
writel(SLCR_LOCK_MAGIC, &slcr_base->slcr_lock);
slcr_lock = 1;
}
}
void zynq_slcr_unlock(void)
{
if (slcr_lock)
if (slcr_lock) {
writel(SLCR_UNLOCK_MAGIC, &slcr_base->slcr_unlock);
slcr_lock = 0;
}
}
/* Reset the entire system */
@@ -82,7 +131,7 @@ void zynq_slcr_devcfg_disable(void)
{
zynq_slcr_unlock();
/* Disable AXI interface */
/* Disable AXI interface by asserting FPGA resets */
writel(0xFFFFFFFF, &slcr_base->fpga_rst_ctrl);
/* Set Level Shifters DT618760 */
@@ -98,7 +147,7 @@ void zynq_slcr_devcfg_enable(void)
/* Set Level Shifters DT618760 */
writel(0xF, &slcr_base->lvl_shftr_en);
/* Disable AXI interface */
/* Enable AXI interface by de-asserting FPGA resets */
writel(0x0, &slcr_base->fpga_rst_ctrl);
zynq_slcr_lock();
@@ -115,3 +164,33 @@ u32 zynq_slcr_get_idcode(void)
return (readl(&slcr_base->pss_idcode) & SLCR_IDCODE_MASK) >>
SLCR_IDCODE_SHIFT;
}
/*
* zynq_slcr_get_mio_pin_status - Get the MIO pin status of peripheral.
*
* @periph: Name of the peripheral
*
* Returns count to indicate the number of pins configured for the
* given @periph.
*/
int zynq_slcr_get_mio_pin_status(const char *periph)
{
const struct zynq_slcr_mio_get_status *mio_ptr;
int val, i, j;
int mio = 0;
for (i = 0; i < ARRAY_SIZE(mio_periphs); i++) {
if (strcmp(periph, mio_periphs[i].peri_name) == 0) {
mio_ptr = &mio_periphs[i];
for (j = 0; j < mio_ptr->num_pins; j++) {
val = readl(&slcr_base->mio_pin
[mio_ptr->get_pins[j]]);
if ((val & mio_ptr->mask) == mio_ptr->check_val)
mio++;
}
break;
}
}
return mio;
}

15
arch/arm/cpu/armv7/zynq/spl.c
View File

@@ -28,6 +28,13 @@ void board_init_f(ulong dummy)
board_init_r(NULL, 0);
}
#ifdef CONFIG_SPL_BOARD_INIT
void spl_board_init(void)
{
board_init();
}
#endif
u32 spl_boot_device(void)
{
u32 mode;
@@ -67,3 +74,11 @@ int spl_start_uboot(void)
return 0;
}
#endif
__weak void ps7_init(void)
{
/*
* This function is overridden by the one in
* board/xilinx/zynq/ps7_init.c, if it exists.
*/
}

194
arch/arm/dts/zynq-7000.dtsi
View File

@@ -10,4 +10,198 @@
/ {
compatible = "xlnx,zynq-7000";
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu@0 {
compatible = "arm,cortex-a9";
device_type = "cpu";
reg = <0>;
clocks = <&clkc 3>;
clock-latency = <1000>;
operating-points = <
/* kHz uV */
666667 1000000
333334 1000000
222223 1000000
>;
};
cpu@1 {
compatible = "arm,cortex-a9";
device_type = "cpu";
reg = <1>;
clocks = <&clkc 3>;
};
};
pmu {
compatible = "arm,cortex-a9-pmu";
interrupts = <0 5 4>, <0 6 4>;
interrupt-parent = <&intc>;
reg = < 0xf8891000 0x1000 0xf8893000 0x1000 >;
};
amba {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
interrupt-parent = <&intc>;
ranges;
i2c0: zynq-i2c@e0004000 {
compatible = "cdns,i2c-r1p10";
status = "disabled";
clocks = <&clkc 38>;
interrupt-parent = <&intc>;
interrupts = <0 25 4>;
reg = <0xe0004000 0x1000>;
#address-cells = <1>;
#size-cells = <0>;
};
i2c1: zynq-i2c@e0005000 {
compatible = "cdns,i2c-r1p10";
status = "disabled";
clocks = <&clkc 39>;
interrupt-parent = <&intc>;
interrupts = <0 48 4>;
reg = <0xe0005000 0x1000>;
#address-cells = <1>;
#size-cells = <0>;
};
intc: interrupt-controller@f8f01000 {
compatible = "arm,cortex-a9-gic";
#interrupt-cells = <3>;
#address-cells = <1>;
interrupt-controller;
reg = <0xF8F01000 0x1000>,
<0xF8F00100 0x100>;
};
L2: cache-controller {
compatible = "arm,pl310-cache";
reg = <0xF8F02000 0x1000>;
arm,data-latency = <3 2 2>;
arm,tag-latency = <2 2 2>;
cache-unified;
cache-level = <2>;
};
uart0: uart@e0000000 {
compatible = "xlnx,xuartps";
status = "disabled";
clocks = <&clkc 23>, <&clkc 40>;
clock-names = "ref_clk", "aper_clk";
reg = <0xE0000000 0x1000>;
interrupts = <0 27 4>;
};
uart1: uart@e0001000 {
compatible = "xlnx,xuartps";
status = "disabled";
clocks = <&clkc 24>, <&clkc 41>;
clock-names = "ref_clk", "aper_clk";
reg = <0xE0001000 0x1000>;
interrupts = <0 50 4>;
};
gem0: ethernet@e000b000 {
compatible = "cdns,gem";
reg = <0xe000b000 0x4000>;
status = "disabled";
interrupts = <0 22 4>;
clocks = <&clkc 30>, <&clkc 30>, <&clkc 13>;
clock-names = "pclk", "hclk", "tx_clk";
};
gem1: ethernet@e000c000 {
compatible = "cdns,gem";
reg = <0xe000c000 0x4000>;
status = "disabled";
interrupts = <0 45 4>;
clocks = <&clkc 31>, <&clkc 31>, <&clkc 14>;
clock-names = "pclk", "hclk", "tx_clk";
};
sdhci0: ps7-sdhci@e0100000 {
compatible = "arasan,sdhci-8.9a";
status = "disabled";
clock-names = "clk_xin", "clk_ahb";
clocks = <&clkc 21>, <&clkc 32>;
interrupt-parent = <&intc>;
interrupts = <0 24 4>;
reg = <0xe0100000 0x1000>;
} ;
sdhci1: ps7-sdhci@e0101000 {
compatible = "arasan,sdhci-8.9a";
status = "disabled";
clock-names = "clk_xin", "clk_ahb";
clocks = <&clkc 22>, <&clkc 33>;
interrupt-parent = <&intc>;
interrupts = <0 47 4>;
reg = <0xe0101000 0x1000>;
} ;
slcr: slcr@f8000000 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "xlnx,zynq-slcr", "syscon";
reg = <0xF8000000 0x1000>;
ranges;
clkc: clkc@100 {
#clock-cells = <1>;
compatible = "xlnx,ps7-clkc";
ps-clk-frequency = <33333333>;
fclk-enable = <0>;
clock-output-names = "armpll", "ddrpll", "iopll", "cpu_6or4x",
"cpu_3or2x", "cpu_2x", "cpu_1x", "ddr2x", "ddr3x",
"dci", "lqspi", "smc", "pcap", "gem0", "gem1",
"fclk0", "fclk1", "fclk2", "fclk3", "can0", "can1",
"sdio0", "sdio1", "uart0", "uart1", "spi0", "spi1",
"dma", "usb0_aper", "usb1_aper", "gem0_aper",
"gem1_aper", "sdio0_aper", "sdio1_aper",
"spi0_aper", "spi1_aper", "can0_aper", "can1_aper",
"i2c0_aper", "i2c1_aper", "uart0_aper", "uart1_aper",
"gpio_aper", "lqspi_aper", "smc_aper", "swdt",
"dbg_trc", "dbg_apb";
reg = <0x100 0x100>;
};
};
global_timer: timer@f8f00200 {
compatible = "arm,cortex-a9-global-timer";
reg = <0xf8f00200 0x20>;
interrupts = <1 11 0x301>;
interrupt-parent = <&intc>;
clocks = <&clkc 4>;
};
ttc0: ttc0@f8001000 {
interrupt-parent = <&intc>;
interrupts = < 0 10 4 0 11 4 0 12 4 >;
compatible = "cdns,ttc";
clocks = <&clkc 6>;
reg = <0xF8001000 0x1000>;
};
ttc1: ttc1@f8002000 {
interrupt-parent = <&intc>;
interrupts = < 0 37 4 0 38 4 0 39 4 >;
compatible = "cdns,ttc";
clocks = <&clkc 6>;
reg = <0xF8002000 0x1000>;
};
scutimer: scutimer@f8f00600 {
interrupt-parent = <&intc>;
interrupts = < 1 13 0x301 >;
compatible = "arm,cortex-a9-twd-timer";
reg = < 0xf8f00600 0x20 >;
clocks = <&clkc 4>;
} ;
};
};

9
arch/arm/dts/zynq-microzed.dts
View File

@@ -11,4 +11,13 @@
/ {
model = "Zynq MicroZED Board";
compatible = "xlnx,zynq-microzed", "xlnx,zynq-7000";
aliases {
serial0 = &uart1;
};
memory {
device_type = "memory";
reg = <0 0x40000000>;
};
};

9
arch/arm/dts/zynq-zc702.dts
View File

@@ -11,4 +11,13 @@
/ {
model = "Zynq ZC702 Board";
compatible = "xlnx,zynq-zc702", "xlnx,zynq-7000";
aliases {
serial0 = &uart1;
};
memory {
device_type = "memory";
reg = <0 0x40000000>;
};
};

9
arch/arm/dts/zynq-zc706.dts
View File

@@ -11,4 +11,13 @@
/ {
model = "Zynq ZC706 Board";
compatible = "xlnx,zynq-zc706", "xlnx,zynq-7000";
aliases {
serial0 = &uart1;
};
memory {
device_type = "memory";
reg = <0 0x40000000>;
};
};

9
arch/arm/dts/zynq-zc770-xm010.dts
View File

@@ -11,4 +11,13 @@
/ {
model = "Zynq ZC770 XM010 Board";
compatible = "xlnx,zynq-zc770-xm010", "xlnx,zynq-7000";
aliases {
serial0 = &uart1;
};
memory {
device_type = "memory";
reg = <0 0x40000000>;
};
};

9
arch/arm/dts/zynq-zc770-xm012.dts
View File

@@ -11,4 +11,13 @@
/ {
model = "Zynq ZC770 XM012 Board";
compatible = "xlnx,zynq-zc770-xm012", "xlnx,zynq-7000";
aliases {
serial0 = &uart1;
};
memory {
device_type = "memory";
reg = <0 0x40000000>;
};
};

9
arch/arm/dts/zynq-zc770-xm013.dts
View File

@@ -11,4 +11,13 @@
/ {
model = "Zynq ZC770 XM013 Board";
compatible = "xlnx,zynq-zc770-xm013", "xlnx,zynq-7000";
aliases {
serial0 = &uart0;
};
memory {
device_type = "memory";
reg = <0 0x40000000>;
};
};

9
arch/arm/dts/zynq-zed.dts
View File

@@ -11,4 +11,13 @@
/ {
model = "Zynq ZED Board";
compatible = "xlnx,zynq-zed", "xlnx,zynq-7000";
aliases {
serial0 = &uart1;
};
memory {
device_type = "memory";
reg = <0 0x20000000>;
};
};

13
arch/arm/include/asm/arch-zynq/hardware.h
View File

@@ -22,9 +22,12 @@
#define ZYNQ_SPI_BASEADDR0 0xE0006000
#define ZYNQ_SPI_BASEADDR1 0xE0007000
#define ZYNQ_DDRC_BASEADDR 0xF8006000
#define ZYNQ_EFUSE_BASEADDR 0xF800D000
#define ZYNQ_USB_BASEADDR0 0xE0002000
#define ZYNQ_USB_BASEADDR1 0xE0003000
/* Bootmode setting values */
#define ZYNQ_BM_MASK 0xF
#define ZYNQ_BM_MASK 0x7
#define ZYNQ_BM_NOR 0x2
#define ZYNQ_BM_SD 0x5
#define ZYNQ_BM_JTAG 0x0
@@ -130,4 +133,12 @@ struct ddrc_regs {
};
#define ddrc_base ((struct ddrc_regs *)ZYNQ_DDRC_BASEADDR)
struct efuse_reg {
u32 reserved1[4];
u32 status;
u32 reserved2[3];
};
#define efuse_base ((struct efuse_reg *)ZYNQ_EFUSE_BASEADDR)
#endif /* _ASM_ARCH_HARDWARE_H */

2
arch/arm/include/asm/arch-zynq/sys_proto.h
View File

@@ -15,7 +15,9 @@ extern void zynq_slcr_devcfg_disable(void);
extern void zynq_slcr_devcfg_enable(void);
extern u32 zynq_slcr_get_boot_mode(void);
extern u32 zynq_slcr_get_idcode(void);
extern int zynq_slcr_get_mio_pin_status(const char *periph);
extern void zynq_ddrc_init(void);
extern unsigned int zynq_get_silicon_version(void);
/* Driver extern functions */
extern int zynq_sdhci_init(u32 regbase);