/*
- * (c) Copyright 2010-2017 Xilinx, Inc. All rights reserved.
+ * (c) Copyright 2010-2014 Xilinx, Inc. All rights reserved.
+ * (c) Copyright 2016 Topic Embedded Products.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _ASM_ARCH_PS7_INIT_GPL_H
#define _ASM_ARCH_PS7_INIT_GPL_H
+/* Opcode exit is 0 all the time */
+#define OPCODE_EXIT 0U
+#define OPCODE_MASKWRITE 0U
+#define OPCODE_MASKPOLL 1U
+#define OPCODE_MASKDELAY 2U
+#define OPCODE_ADDRESS_MASK (~3U)
+
+/* Sentinel */
+#define EMIT_EXIT() OPCODE_EXIT
+/* Opcode is in lower 2 bits of address, address is always 4-byte aligned */
+#define EMIT_MASKWRITE(addr, mask, val) OPCODE_MASKWRITE | addr, mask, val
+#define EMIT_MASKPOLL(addr, mask) OPCODE_MASKPOLL | addr, mask
+#define EMIT_MASKDELAY(addr, mask) OPCODE_MASKDELAY | addr, mask
+
+/* Returns codes of ps7_init* */
+#define PS7_INIT_SUCCESS (0)
+#define PS7_INIT_CORRUPT (1)
+#define PS7_INIT_TIMEOUT (2)
+#define PS7_POLL_FAILED_DDR_INIT (3)
+#define PS7_POLL_FAILED_DMA (4)
+#define PS7_POLL_FAILED_PLL (5)
+
/* Called by spl.c */
int ps7_init(void);
int ps7_post_config(void);
+/* Defined in ps7_init_common.c */
+int ps7_config(unsigned long *ps7_config_init);
+
#endif /* _ASM_ARCH_PS7_INIT_GPL_H */
/*
* (c) Copyright 2010-2017 Xilinx, Inc. All rights reserved.
+ * (c) Copyright 2016 Topic Embedded Products.
*
* SPDX-License-Identifier: GPL-2.0+
*/
*/
return 0;
}
+
+/* For delay calculation using global registers*/
+#define SCU_GLOBAL_TIMER_COUNT_L32 0xF8F00200
+#define SCU_GLOBAL_TIMER_COUNT_U32 0xF8F00204
+#define SCU_GLOBAL_TIMER_CONTROL 0xF8F00208
+#define SCU_GLOBAL_TIMER_AUTO_INC 0xF8F00218
+#define APU_FREQ 666666666
+
+#define PS7_MASK_POLL_TIME 100000000
+
+/* IO accessors. No memory barriers desired. */
+static inline void iowrite(unsigned long val, unsigned long addr)
+{
+ __raw_writel(val, addr);
+}
+
+static inline unsigned long ioread(unsigned long addr)
+{
+ return __raw_readl(addr);
+}
+
+/* start timer */
+static void perf_start_clock(void)
+{
+ iowrite((1 << 0) | /* Timer Enable */
+ (1 << 3) | /* Auto-increment */
+ (0 << 8), /* Pre-scale */
+ SCU_GLOBAL_TIMER_CONTROL);
+}
+
+/* Compute mask for given delay in miliseconds*/
+static int get_number_of_cycles_for_delay(unsigned int delay)
+{
+ return (APU_FREQ / (2 * 1000)) * delay;
+}
+
+/* stop timer */
+static void perf_disable_clock(void)
+{
+ iowrite(0, SCU_GLOBAL_TIMER_CONTROL);
+}
+
+/* stop timer and reset timer count regs */
+static void perf_reset_clock(void)
+{
+ perf_disable_clock();
+ iowrite(0, SCU_GLOBAL_TIMER_COUNT_L32);
+ iowrite(0, SCU_GLOBAL_TIMER_COUNT_U32);
+}
+
+static void perf_reset_and_start_timer(void)
+{
+ perf_reset_clock();
+ perf_start_clock();
+}
+
+int __weak ps7_config(unsigned long *ps7_config_init)
+{
+ unsigned long *ptr = ps7_config_init;
+ unsigned long opcode;
+ unsigned long addr;
+ unsigned long val;
+ unsigned long mask;
+ unsigned int numargs;
+ int i;
+ int delay;
+
+ for (;;) {
+ opcode = ptr[0];
+ if (opcode == OPCODE_EXIT)
+ return PS7_INIT_SUCCESS;
+ addr = (opcode & OPCODE_ADDRESS_MASK);
+
+ switch (opcode & ~OPCODE_ADDRESS_MASK) {
+ case OPCODE_MASKWRITE:
+ numargs = 3;
+ mask = ptr[1];
+ val = ptr[2];
+ iowrite((ioread(addr) & ~mask) | (val & mask), addr);
+ break;
+
+ case OPCODE_MASKPOLL:
+ numargs = 2;
+ mask = ptr[1];
+ i = 0;
+ while (!(ioread(addr) & mask)) {
+ if (i == PS7_MASK_POLL_TIME)
+ return PS7_INIT_TIMEOUT;
+ i++;
+ }
+ break;
+
+ case OPCODE_MASKDELAY:
+ numargs = 2;
+ mask = ptr[1];
+ delay = get_number_of_cycles_for_delay(mask);
+ perf_reset_and_start_timer();
+ while (ioread(addr) < delay)
+ ;
+ break;
+
+ default:
+ return PS7_INIT_CORRUPT;
+ }
+
+ ptr += numargs;
+ }
+}
# Remove quotes
hw-platform-y :=$(shell echo $(CONFIG_DEFAULT_DEVICE_TREE))
-obj-$(CONFIG_SPL_BUILD) += $(hw-platform-y)/ps7_init_gpl.o ps7_init_common.o
+obj-$(CONFIG_SPL_BUILD) += $(hw-platform-y)/ps7_init_gpl.o
+++ /dev/null
-/*
- * (c) Copyright 2010-2014 Xilinx, Inc. All rights reserved.
- * (c) Copyright 2016 Topic Embedded Products.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include "ps7_init_gpl.h"
-#include <asm/io.h>
-
-/* For delay calculation using global registers*/
-#define SCU_GLOBAL_TIMER_COUNT_L32 0xF8F00200
-#define SCU_GLOBAL_TIMER_COUNT_U32 0xF8F00204
-#define SCU_GLOBAL_TIMER_CONTROL 0xF8F00208
-#define SCU_GLOBAL_TIMER_AUTO_INC 0xF8F00218
-#define APU_FREQ 666666666
-
-#define PS7_MASK_POLL_TIME 100000000
-
-/* IO accessors. No memory barriers desired. */
-static inline void iowrite(unsigned long val, unsigned long addr)
-{
- __raw_writel(val, addr);
-}
-
-static inline unsigned long ioread(unsigned long addr)
-{
- return __raw_readl(addr);
-}
-
-/* start timer */
-static void perf_start_clock(void)
-{
- iowrite((1 << 0) | /* Timer Enable */
- (1 << 3) | /* Auto-increment */
- (0 << 8), /* Pre-scale */
- SCU_GLOBAL_TIMER_CONTROL);
-}
-
-/* Compute mask for given delay in miliseconds*/
-static int get_number_of_cycles_for_delay(unsigned int delay)
-{
- return (APU_FREQ / (2 * 1000)) * delay;
-}
-
-/* stop timer */
-static void perf_disable_clock(void)
-{
- iowrite(0, SCU_GLOBAL_TIMER_CONTROL);
-}
-
-/* stop timer and reset timer count regs */
-static void perf_reset_clock(void)
-{
- perf_disable_clock();
- iowrite(0, SCU_GLOBAL_TIMER_COUNT_L32);
- iowrite(0, SCU_GLOBAL_TIMER_COUNT_U32);
-}
-
-static void perf_reset_and_start_timer(void)
-{
- perf_reset_clock();
- perf_start_clock();
-}
-
-int ps7_config(unsigned long *ps7_config_init)
-{
- unsigned long *ptr = ps7_config_init;
- unsigned long opcode;
- unsigned long addr;
- unsigned long val;
- unsigned long mask;
- unsigned int numargs;
- int i;
- int delay;
-
- for (;;) {
- opcode = ptr[0];
- if (opcode == OPCODE_EXIT)
- return PS7_INIT_SUCCESS;
- addr = (opcode & OPCODE_ADDRESS_MASK);
-
- switch (opcode & ~OPCODE_ADDRESS_MASK) {
- case OPCODE_MASKWRITE:
- numargs = 3;
- mask = ptr[1];
- val = ptr[2];
- iowrite((ioread(addr) & ~mask) | (val & mask), addr);
- break;
-
- case OPCODE_MASKPOLL:
- numargs = 2;
- mask = ptr[1];
- i = 0;
- while (!(ioread(addr) & mask)) {
- if (i == PS7_MASK_POLL_TIME)
- return PS7_INIT_TIMEOUT;
- i++;
- }
- break;
-
- case OPCODE_MASKDELAY:
- numargs = 2;
- mask = ptr[1];
- delay = get_number_of_cycles_for_delay(mask);
- perf_reset_and_start_timer();
- while (ioread(addr) < delay)
- ;
- break;
-
- default:
- return PS7_INIT_CORRUPT;
- }
-
- ptr += numargs;
- }
-}
+++ /dev/null
-/*
- * (c) Copyright 2010-2014 Xilinx, Inc. All rights reserved.
- * (c) Copyright 2016 Topic Embedded Products.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#define OPCODE_EXIT 0U
-#define OPCODE_MASKWRITE 0U
-#define OPCODE_MASKPOLL 1U
-#define OPCODE_MASKDELAY 2U
-#define OPCODE_ADDRESS_MASK (~3U)
-
-/* Sentinel */
-#define EMIT_EXIT() OPCODE_EXIT
-/* Opcode is in lower 2 bits of address, address is always 4-byte aligned */
-#define EMIT_MASKWRITE(addr, mask, val) OPCODE_MASKWRITE | addr, mask, val
-#define EMIT_MASKPOLL(addr, mask) OPCODE_MASKPOLL | addr, mask
-#define EMIT_MASKDELAY(addr, mask) OPCODE_MASKDELAY | addr, mask
-
-/* Returns codes of ps7_init* */
-#define PS7_INIT_SUCCESS (0)
-#define PS7_INIT_CORRUPT (1)
-#define PS7_INIT_TIMEOUT (2)
-#define PS7_POLL_FAILED_DDR_INIT (3)
-#define PS7_POLL_FAILED_DMA (4)
-#define PS7_POLL_FAILED_PLL (5)
-
-/* Called by spl.c */
-int ps7_init(void);
-int ps7_post_config(void);
-
-/* Defined in ps7_init_common.c */
-int ps7_config(unsigned long *ps7_config_init);
* SPDX-License-Identifier: GPL-2.0+
*/
-#include "../ps7_init_gpl.h"
+#include <asm/arch/ps7_init_gpl.h>
static unsigned long ps7_pll_init_data_3_0[] = {
EMIT_MASKWRITE(0XF8000008, 0x0000FFFFU, 0x0000DF0DU),
* SPDX-License-Identifier: GPL-2.0+
*/
-#include "../ps7_init_gpl.h"
+#include <asm/arch/ps7_init_gpl.h>
static unsigned long ps7_pll_init_data_3_0[] = {
EMIT_MASKWRITE(0xF8000008, 0x0000FFFFU, 0x0000DF0DU),
* SPDX-License-Identifier: GPL-2.0+
*/
-#include "../ps7_init_gpl.h"
+#include <asm/arch/ps7_init_gpl.h>
static unsigned long ps7_pll_init_data_3_0[] = {
EMIT_MASKWRITE(0XF8000008, 0x0000FFFFU, 0x0000DF0DU),
projects / oweals / u-boot.git / commitdiff