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Commit 9581ae39 authored by Lee Jones's avatar Lee Jones
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mfd: ab8500-debug: Add support for ab8505 and ab9540 

Make it possible to dump all registers in ab8505 and ab9540.
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
Acked-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
parent e436ddff
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Showing with 372 additions and 11 deletions
drivers/mfd/ab8500-debugfs.c
View file @ 9581ae39
......@@ -156,7 +156,9 @@ 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,
......@@ -485,6 +487,365 @@ 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];
......@@ -529,9 +890,6 @@ 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;
......@@ -581,8 +939,6 @@ 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);
}
......@@ -1937,14 +2293,19 @@ 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);
......
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