Add some important u-boot patches

Signed-off-by: Evgeniy Didin <[email protected]>

Author: EvgeniiDidin

board/synopsys/hsdk/uboot-patches/0050-ARC-HSDK-hsdk-cmd-fix-master-CPU-cache-configuration.patch

@@ -0,0 +1,57 @@
+From 002504c76b1023d16716cbd9f7d9906deee28009 Mon Sep 17 00:00:00 2001
+From: Eugeniy Paltsev <[email protected]>
+Date: Tue, 26 Dec 2017 21:12:53 +0300
+Subject: [PATCH 1/3] ARC: HSDK: hsdk-cmd: fix master CPU cache configuration
+
+Signed-off-by: Eugeniy Paltsev <[email protected]>
+---
+ board/synopsys/hsdk/hsdk-cmd.c | 14 +++++++-------
+ 1 file changed, 7 insertions(+), 7 deletions(-)
+
+diff --git a/board/synopsys/hsdk/hsdk-cmd.c b/board/synopsys/hsdk/hsdk-cmd.c
+index 5d8f456a80..5140eb2dd9 100644
+--- a/board/synopsys/hsdk/hsdk-cmd.c
++++ b/board/synopsys/hsdk/hsdk-cmd.c
+@@ -503,7 +503,7 @@ static void init_master_icache(void)
+ {
+ 	unsigned int r;
+ 
+-#ifndef CONFIG_SYS_ICACHE_OFF
++#ifdef CONFIG_SYS_ICACHE_OFF
+ 	/* enable if required, else - nothing to do */
+ 	if (env_common.icache.val) {
+ 		r = ARC_AUX_IC_CTRL;
+@@ -531,7 +531,7 @@ static void init_master_dcache(void)
+ {
+ 	unsigned int r;
+ 
+-#ifndef CONFIG_SYS_ICACHE_OFF
++#ifdef CONFIG_SYS_ICACHE_OFF
+ 	/* enable if required, else - nothing to do */
+ 	if (env_common.dcache.val) {
+ 		r = ARC_AUX_DC_CTRL;
+@@ -700,16 +700,16 @@ static void do_init_slave_cpus(void)
+ 	u32 i;
+ 
+ 	for (i = 1; i < NR_CPUS; i++)
+-		if (env_core.used[i])
++		if (is_cpu_used(i))
+ 			do_init_slave_cpu(i);
+ }
+ 
+ static void do_init_master_cpu(void)
+ {
+-	if (env_core.used[MASTER_CPU]) {
+-		init_master_icache();
+-		init_master_dcache();
+-	}
++	/* Setup master caches even if master isn't used as we want to use
++	 * same cache configuration on all running CPUs */
++	init_master_icache();
++	init_master_dcache();
+ }
+ 
+ enum hsdk_axi_masters {
+-- 
+2.11.0
+

board/synopsys/hsdk/uboot-patches/0051-ARC-HSDK-hsdk-cmd-get-rid-of-env_core.used.patch

@@ -0,0 +1,45 @@
+From 697136ddf89c9c2d176ffdea55cd029e7717ac06 Mon Sep 17 00:00:00 2001
+From: Eugeniy Paltsev <[email protected]>
+Date: Tue, 26 Dec 2017 21:13:51 +0300
+Subject: [PATCH 2/3] ARC: HSDK: hsdk-cmd: get rid of env_core.used
+
+Signed-off-by: Eugeniy Paltsev <[email protected]>
+---
+ board/synopsys/hsdk/hsdk-cmd.c | 7 +------
+ 1 file changed, 1 insertion(+), 6 deletions(-)
+
+diff --git a/board/synopsys/hsdk/hsdk-cmd.c b/board/synopsys/hsdk/hsdk-cmd.c
+index 5140eb2dd9..f2b2dfe252 100644
+--- a/board/synopsys/hsdk/hsdk-cmd.c
++++ b/board/synopsys/hsdk/hsdk-cmd.c
+@@ -50,7 +50,6 @@ typedef struct {
+ } u32_env;
+ 
+ struct hsdk_env_core_ctl {
+-	bool used[NR_CPUS];
+ 	u32_env entry[NR_CPUS];
+ 	u32_env iccm[NR_CPUS];
+ 	u32_env dccm[NR_CPUS];
+@@ -891,10 +890,6 @@ static int prepare_cpus(void)
+ 	if (ret)
+ 		return ret;
+ 
+-	for (i = 0; i < NR_CPUS; i++) {
+-		env_core.used[i] = is_cpu_used(i);
+-	}
+-
+ 	printf("CPU start mask is %#x\n", env_common.core_mask.val);
+ 
+ 	do_init_slave_cpus();
+@@ -921,7 +916,7 @@ static int hsdk_go_run(u32 cpu_start_reg)
+ 	/* Kick chosen slave CPUs */
+ 	writel(cpu_start_reg, (void __iomem *)CREG_CPU_START);
+ 
+-	if (env_core.used[MASTER_CPU])
++	if (is_cpu_used(MASTER_CPU))
+ 		((void (*)(void))(env_core.entry[MASTER_CPU].val))();
+ 	else
+ 		halt_this_cpu();
+-- 
+2.11.0
+

board/synopsys/hsdk/uboot-patches/0052-ARC-HSDK-hsdk-cmd-use-map-arg-in-env_read_validate_c.patch

@@ -0,0 +1,39 @@
+From fa0924131b9bae3595ac6a49e1f6400b346bd66b Mon Sep 17 00:00:00 2001
+From: Eugeniy Paltsev <[email protected]>
+Date: Tue, 26 Dec 2017 21:14:33 +0300
+Subject: [PATCH 3/3] ARC: HSDK: hsdk-cmd: use map arg in
+ env_read_validate_core
+
+Signed-off-by: Eugeniy Paltsev <[email protected]>
+---
+ board/synopsys/hsdk/hsdk-cmd.c | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/board/synopsys/hsdk/hsdk-cmd.c b/board/synopsys/hsdk/hsdk-cmd.c
+index f2b2dfe252..8f25033b23 100644
+--- a/board/synopsys/hsdk/hsdk-cmd.c
++++ b/board/synopsys/hsdk/hsdk-cmd.c
+@@ -373,17 +373,17 @@ static int env_read_validate_core(const struct hsdk_env_map_core *map)
+ 	int ret;
+ 
+ 	/* Cleanup env struct first */
+-	for (i = 0; env_map_core[i].env_name; i++) {
++	for (i = 0; map[i].env_name; i++) {
+ 		env_clear_core(i, map);
+ 	}
+ 
+-	for (i = 0; env_map_core[i].env_name; i++) {
++	for (i = 0; map[i].env_name; i++) {
+ 		ret = env_read_core(i, map);
+ 		if (ret)
+ 			return ret;
+ 	}
+ 
+-	for (i = 0; env_map_core[i].env_name; i++) {
++	for (i = 0; map[i].env_name; i++) {
+ 		ret = env_validate_core(i, map);
+ 		if (ret)
+ 			return ret;
+-- 
+2.11.0
+