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authorOlof Johansson <olof@lixom.net>2016-07-05 22:41:01 -0700
committerOlof Johansson <olof@lixom.net>2016-07-05 22:41:01 -0700
commit553228d073444ac49cb24cafdde3e8a3fc56297a (patch)
treef11727a3ee3087d3ab7f3d679de3c9fafd76979b /arch/arm/include
parentdf92d2e39313d0af510cacef27e82be6a002b889 (diff)
parent1c03274d68f4744afe582fcff1c2e5b1c5c34b5b (diff)
downloadop-kernel-dev-553228d073444ac49cb24cafdde3e8a3fc56297a.zip
op-kernel-dev-553228d073444ac49cb24cafdde3e8a3fc56297a.tar.gz
Merge tag 'samsung-soc-4.8-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into next/soc
Samsung mach/soc update for v4.8, part 2: 1. Endian-friendly fixes. 2. Maintainers update. * tag 'samsung-soc-4.8-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux: MAINTAINERS: Extend Samsung SoC entry with S3C/S5P drivers ARM: SAMSUNG: Fix missing s5p_init_cpu() declaration ARM: EXYNOS: Fix UART address selection for DEBUG_LL ARM: EXYNOS: Fixup for __raw operations in suspend.c ARM: SAMSUNG: Fixup usage of __raw IO in PM ARM: EXYNOS: Fixup endian in pm/pmu ARM: EXYNOS: Fixups for big-endian operation ARM: SAMSUNG: Fixup endian issues in CPU detection ARM: EXYNOS: Fixup debug macros for big-endian ARM: s3c24xx: Sort cpufreq tables ARM: SAMSUNG: Fix typos Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm/include')
-rw-r--r--arch/arm/include/debug/exynos.S6
-rw-r--r--arch/arm/include/debug/samsung.S8
2 files changed, 13 insertions, 1 deletions
diff --git a/arch/arm/include/debug/exynos.S b/arch/arm/include/debug/exynos.S
index b17fdb7..60bf3c2 100644
--- a/arch/arm/include/debug/exynos.S
+++ b/arch/arm/include/debug/exynos.S
@@ -24,7 +24,11 @@
mrc p15, 0, \tmp, c0, c0, 0
and \tmp, \tmp, #0xf0
teq \tmp, #0xf0 @@ A15
- ldreq \rp, =EXYNOS5_PA_UART
+ beq 100f
+ mrc p15, 0, \tmp, c0, c0, 5
+ and \tmp, \tmp, #0xf00
+ teq \tmp, #0x100 @@ A15 + A7 but boot to A7
+100: ldreq \rp, =EXYNOS5_PA_UART
movne \rp, #EXYNOS4_PA_UART @@ EXYNOS4
ldr \rv, =S3C_VA_UART
#if CONFIG_DEBUG_S3C_UART != 0
diff --git a/arch/arm/include/debug/samsung.S b/arch/arm/include/debug/samsung.S
index 8d8d922..f4eeed2 100644
--- a/arch/arm/include/debug/samsung.S
+++ b/arch/arm/include/debug/samsung.S
@@ -15,11 +15,13 @@
.macro fifo_level_s5pv210 rd, rx
ldr \rd, [\rx, # S3C2410_UFSTAT]
+ARM_BE8(rev \rd, \rd)
and \rd, \rd, #S5PV210_UFSTAT_TXMASK
.endm
.macro fifo_full_s5pv210 rd, rx
ldr \rd, [\rx, # S3C2410_UFSTAT]
+ARM_BE8(rev \rd, \rd)
tst \rd, #S5PV210_UFSTAT_TXFULL
.endm
@@ -28,6 +30,7 @@
.macro fifo_level_s3c2440 rd, rx
ldr \rd, [\rx, # S3C2410_UFSTAT]
+ARM_BE8(rev \rd, \rd)
and \rd, \rd, #S3C2440_UFSTAT_TXMASK
.endm
@@ -37,6 +40,7 @@
.macro fifo_full_s3c2440 rd, rx
ldr \rd, [\rx, # S3C2410_UFSTAT]
+ARM_BE8(rev \rd, \rd)
tst \rd, #S3C2440_UFSTAT_TXFULL
.endm
@@ -50,6 +54,7 @@
.macro busyuart, rd, rx
ldr \rd, [\rx, # S3C2410_UFCON]
+ARM_BE8(rev \rd, \rd)
tst \rd, #S3C2410_UFCON_FIFOMODE @ fifo enabled?
beq 1001f @
@ FIFO enabled...
@@ -61,6 +66,7 @@
1001:
@ busy waiting for non fifo
ldr \rd, [\rx, # S3C2410_UTRSTAT]
+ARM_BE8(rev \rd, \rd)
tst \rd, #S3C2410_UTRSTAT_TXFE
beq 1001b
@@ -69,6 +75,7 @@
.macro waituart,rd,rx
ldr \rd, [\rx, # S3C2410_UFCON]
+ARM_BE8(rev \rd, \rd)
tst \rd, #S3C2410_UFCON_FIFOMODE @ fifo enabled?
beq 1001f @
@ FIFO enabled...
@@ -80,6 +87,7 @@
1001:
@ idle waiting for non fifo
ldr \rd, [\rx, # S3C2410_UTRSTAT]
+ARM_BE8(rev \rd, \rd)
tst \rd, #S3C2410_UTRSTAT_TXFE
beq 1001b
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