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Message-Id: <1360933026-30325-20-git-send-email-lee.jones@linaro.org>
Date: Fri, 15 Feb 2013 12:56:50 +0000
From: Lee Jones <lee.jones@...aro.org>
To: linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
sameo@...ux.intel.com
Cc: arnd@...db.de, linus.walleij@...ricsson.com,
Lee Jones <lee.jones@...aro.org>
Subject: [PATCH 19/35] mfd: ab8500-debug: Add support for ab8505 and ab9540
Make it possible to dump all registers in ab8505 and ab9540.
Signed-off-by: Lee Jones <lee.jones@...aro.org>
---
drivers/mfd/ab8500-debugfs.c | 383 +++++++++++++++++++++++++++++++++++--
include/linux/mfd/abx500/ab8500.h | 1 +
2 files changed, 373 insertions(+), 11 deletions(-)
diff --git a/drivers/mfd/ab8500-debugfs.c b/drivers/mfd/ab8500-debugfs.c
index 3eeab01..ef1bd89 100644
--- a/drivers/mfd/ab8500-debugfs.c
+++ b/drivers/mfd/ab8500-debugfs.c
@@ -155,7 +155,9 @@ static struct hwreg_cfg hwreg_cfg = {
#define AB8500_REV_REG 0x80
-static struct ab8500_prcmu_ranges debug_ranges[AB8500_NUM_BANKS] = {
+static struct ab8500_prcmu_ranges *debug_ranges;
+
+struct ab8500_prcmu_ranges ab8500_debug_ranges[AB8500_NUM_BANKS] = {
[0x0] = {
.num_ranges = 0,
.range = NULL,
@@ -359,7 +361,7 @@ static struct ab8500_prcmu_ranges debug_ranges[AB8500_NUM_BANKS] = {
},
{
.first = 0xf5,
- .last = 0xf6,
+ .last = 0xf6,
},
},
},
@@ -484,6 +486,365 @@ static struct ab8500_prcmu_ranges debug_ranges[AB8500_NUM_BANKS] = {
},
};
+struct ab8500_prcmu_ranges ab8505_debug_ranges[AB8500_NUM_BANKS] = {
+ [0x0] = {
+ .num_ranges = 0,
+ .range = NULL,
+ },
+ [AB8500_SYS_CTRL1_BLOCK] = {
+ .num_ranges = 5,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x04,
+ },
+ {
+ .first = 0x42,
+ .last = 0x42,
+ },
+ {
+ .first = 0x52,
+ .last = 0x52,
+ },
+ {
+ .first = 0x54,
+ .last = 0x57,
+ },
+ {
+ .first = 0x80,
+ .last = 0x83,
+ },
+ },
+ },
+ [AB8500_SYS_CTRL2_BLOCK] = {
+ .num_ranges = 5,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x0D,
+ },
+ {
+ .first = 0x0F,
+ .last = 0x17,
+ },
+ {
+ .first = 0x20,
+ .last = 0x20,
+ },
+ {
+ .first = 0x30,
+ .last = 0x30,
+ },
+ {
+ .first = 0x32,
+ .last = 0x3A,
+ },
+ },
+ },
+ [AB8500_REGU_CTRL1] = {
+ .num_ranges = 3,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x00,
+ },
+ {
+ .first = 0x03,
+ .last = 0x11,
+ },
+ {
+ .first = 0x80,
+ .last = 0x86,
+ },
+ },
+ },
+ [AB8500_REGU_CTRL2] = {
+ .num_ranges = 6,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x06,
+ },
+ {
+ .first = 0x08,
+ .last = 0x15,
+ },
+ {
+ .first = 0x17,
+ .last = 0x19,
+ },
+ {
+ .first = 0x1B,
+ .last = 0x1D,
+ },
+ {
+ .first = 0x1F,
+ .last = 0x30,
+ },
+ {
+ .first = 0x40,
+ .last = 0x48,
+ },
+ /* 0x80-0x8B is SIM registers and should
+ * not be accessed from here */
+ },
+ },
+ [AB8500_USB] = {
+ .num_ranges = 3,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x80,
+ .last = 0x83,
+ },
+ {
+ .first = 0x87,
+ .last = 0x8A,
+ },
+ {
+ .first = 0x91,
+ .last = 0x94,
+ },
+ },
+ },
+ [AB8500_TVOUT] = {
+ .num_ranges = 0,
+ .range = NULL,
+ },
+ [AB8500_DBI] = {
+ .num_ranges = 0,
+ .range = NULL,
+ },
+ [AB8500_ECI_AV_ACC] = {
+ .num_ranges = 1,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x80,
+ .last = 0x82,
+ },
+ },
+ },
+ [AB8500_RESERVED] = {
+ .num_ranges = 0,
+ .range = NULL,
+ },
+ [AB8500_GPADC] = {
+ .num_ranges = 1,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x08,
+ },
+ },
+ },
+ [AB8500_CHARGER] = {
+ .num_ranges = 9,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x02,
+ .last = 0x03,
+ },
+ {
+ .first = 0x05,
+ .last = 0x05,
+ },
+ {
+ .first = 0x40,
+ .last = 0x44,
+ },
+ {
+ .first = 0x50,
+ .last = 0x57,
+ },
+ {
+ .first = 0x60,
+ .last = 0x60,
+ },
+ {
+ .first = 0xA0,
+ .last = 0xA7,
+ },
+ {
+ .first = 0xAF,
+ .last = 0xB2,
+ },
+ {
+ .first = 0xC0,
+ .last = 0xC2,
+ },
+ {
+ .first = 0xF5,
+ .last = 0xF5,
+ },
+ },
+ },
+ [AB8500_GAS_GAUGE] = {
+ .num_ranges = 3,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x00,
+ },
+ {
+ .first = 0x07,
+ .last = 0x0A,
+ },
+ {
+ .first = 0x10,
+ .last = 0x14,
+ },
+ },
+ },
+ [AB8500_AUDIO] = {
+ .num_ranges = 1,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x83,
+ },
+ },
+ },
+ [AB8500_INTERRUPT] = {
+ .num_ranges = 11,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x04,
+ },
+ {
+ .first = 0x06,
+ .last = 0x07,
+ },
+ {
+ .first = 0x09,
+ .last = 0x09,
+ },
+ {
+ .first = 0x0B,
+ .last = 0x0C,
+ },
+ {
+ .first = 0x12,
+ .last = 0x15,
+ },
+ {
+ .first = 0x18,
+ .last = 0x18,
+ },
+ /* Latch registers should not be read here */
+ {
+ .first = 0x40,
+ .last = 0x44,
+ },
+ {
+ .first = 0x46,
+ .last = 0x49,
+ },
+ {
+ .first = 0x4B,
+ .last = 0x4D,
+ },
+ {
+ .first = 0x52,
+ .last = 0x55,
+ },
+ {
+ .first = 0x58,
+ .last = 0x58,
+ },
+ /* LatchHier registers should not be read here */
+ },
+ },
+ [AB8500_RTC] = {
+ .num_ranges = 2,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x14,
+ },
+ {
+ .first = 0x16,
+ .last = 0x17,
+ },
+ },
+ },
+ [AB8500_MISC] = {
+ .num_ranges = 8,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x06,
+ },
+ {
+ .first = 0x10,
+ .last = 0x16,
+ },
+ {
+ .first = 0x20,
+ .last = 0x26,
+ },
+ {
+ .first = 0x30,
+ .last = 0x36,
+ },
+ {
+ .first = 0x40,
+ .last = 0x46,
+ },
+ {
+ .first = 0x50,
+ .last = 0x50,
+ },
+ {
+ .first = 0x60,
+ .last = 0x6B,
+ },
+ {
+ .first = 0x80,
+ .last = 0x82,
+ },
+ },
+ },
+ [AB8500_DEVELOPMENT] = {
+ .num_ranges = 2,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x00,
+ },
+ {
+ .first = 0x05,
+ .last = 0x05,
+ },
+ },
+ },
+ [AB8500_DEBUG] = {
+ .num_ranges = 1,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x05,
+ .last = 0x07,
+ },
+ },
+ },
+ [AB8500_PROD_TEST] = {
+ .num_ranges = 0,
+ .range = NULL,
+ },
+ [AB8500_STE_TEST] = {
+ .num_ranges = 0,
+ .range = NULL,
+ },
+ [AB8500_OTP_EMUL] = {
+ .num_ranges = 1,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x01,
+ .last = 0x15,
+ },
+ },
+ },
+};
+
static irqreturn_t ab8500_debug_handler(int irq, void *data)
{
char buf[16];
@@ -528,9 +889,6 @@ static int ab8500_registers_print(struct device *dev, u32 bank,
err = seq_printf(s, " [0x%02X/0x%02X]: 0x%02X\n",
bank, reg, value);
if (err < 0) {
- dev_err(dev,
- "seq_printf overflow bank=0x%02X reg=0x%02X\n",
- bank, reg);
/* Error is not returned here since
* the output is wanted in any case */
return 0;
@@ -580,8 +938,6 @@ static int ab8500_print_all_banks(struct seq_file *s, void *p)
for (i = 1; i < AB8500_NUM_BANKS; i++) {
err = seq_printf(s, " bank 0x%02X:\n", i);
- if (err < 0)
- dev_err(dev, "seq_printf overflow, bank=0x%02X\n", i);
ab8500_registers_print(dev, i, s);
}
@@ -1936,14 +2292,19 @@ static int ab8500_debug_probe(struct platform_device *plf)
if (!file)
goto err;
- if (is_ab8500(ab8500))
+ if (is_ab8500(ab8500)) {
+ debug_ranges = ab8500_debug_ranges;
num_interrupt_lines = AB8500_NR_IRQS;
- else if (is_ab8505(ab8500))
+ } else if (is_ab8505(ab8500)) {
+ debug_ranges = ab8505_debug_ranges;
num_interrupt_lines = AB8505_NR_IRQS;
- else if (is_ab9540(ab8500))
+ } else if (is_ab9540(ab8500)) {
+ debug_ranges = ab8505_debug_ranges;
num_interrupt_lines = AB9540_NR_IRQS;
- else if (is_ab8540(ab8500))
+ } else if (is_ab8540(ab8500)) {
+ debug_ranges = ab8505_debug_ranges;
num_interrupt_lines = AB8540_NR_IRQS;
+ }
file = debugfs_create_file("interrupts", (S_IRUGO),
ab8500_dir, &plf->dev, &ab8500_interrupts_fops);
diff --git a/include/linux/mfd/abx500/ab8500.h b/include/linux/mfd/abx500/ab8500.h
index 6748129..3e9131f 100644
--- a/include/linux/mfd/abx500/ab8500.h
+++ b/include/linux/mfd/abx500/ab8500.h
@@ -59,6 +59,7 @@ enum ab8500_version {
#define AB8500_DEVELOPMENT 0x11
#define AB8500_DEBUG 0x12
#define AB8500_PROD_TEST 0x13
+#define AB8500_STE_TEST 0x14
#define AB8500_OTP_EMUL 0x15
/*
--
1.7.10.4
--
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