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Backlight brightness and button lights for the Philips HDD1630

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20035 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Mark Arigo 2009-02-18 02:19:22 +00:00
parent 42ef5b0c88
commit f34cd80f63
8 changed files with 156 additions and 93 deletions
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66
firmware/drivers/synaptics-mep.c
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@ -33,6 +33,9 @@
Protocol: 3-Wire Interface Specification" documentation */
#if defined(MROBE_100)
#define INT_ENABLE GPIOD_INT_LEV &= ~0x2; GPIOD_INT_EN |= 0x2
#define INT_DISABLE GPIOD_INT_EN &= ~0x2; GPIOD_INT_CLR |= 0x2
#define ACK (GPIOD_INPUT_VAL & 0x1)
#define ACK_HI GPIOD_OUTPUT_VAL |= 0x1
#define ACK_LO GPIOD_OUTPUT_VAL &= ~0x1
@ -47,6 +50,9 @@
#define DATA_CL GPIOD_OUTPUT_EN &= ~0x4
#elif defined(PHILIPS_HDD1630)
#define INT_ENABLE GPIOA_INT_LEV &= ~0x20; GPIOA_INT_EN |= 0x20
#define INT_DISABLE GPIOA_INT_EN &= ~0x20; GPIOA_INT_CLR |= 0x20
#define ACK (GPIOD_INPUT_VAL & 0x80)
#define ACK_HI GPIOD_OUTPUT_VAL |= 0x80
#define ACK_LO GPIOD_OUTPUT_VAL &= ~0x80
@ -73,6 +79,8 @@
#define MEP_READ 0x1
#define MEP_WRITE 0x3
static unsigned short syn_status = 0;
static int syn_wait_clk_change(unsigned int val)
{
int i;
@ -140,12 +148,12 @@ static void syn_flush(void)
syn_wait_guest_flush();
}
static int syn_send_data(int *data, int len)
int syn_send(int *data, int len)
{
int i, bit;
int parity = 0;
logf("syn_send_data...");
logf("syn_send...");
/* 1. Lower DATA line to issue a request-to-send to guest */
DATA_LO;
@ -380,7 +388,7 @@ static int syn_read_data(int *data, int data_len)
return len;
}
int syn_read_device(int *data, int len)
int syn_read(int *data, int len)
{
int i;
int ret = READ_ERROR;
@ -406,7 +414,7 @@ int syn_read_device(int *data, int len)
return ret;
}
static int syn_reset(void)
int syn_reset(void)
{
int val, id;
int data[2];
@ -415,9 +423,9 @@ static int syn_reset(void)
/* reset module 0 */
val = (0 << 4) | (1 << 3) | 0;
syn_send_data(&val, 1);
syn_send(&val, 1);
val = syn_read_device(data, 2);
val = syn_read(data, 2);
if (val == 1)
{
val = data[0] & 0xff; /* packet header */
@ -436,7 +444,35 @@ static int syn_reset(void)
int syn_init(void)
{
syn_flush();
return syn_reset();
syn_status = syn_reset();
if (syn_status)
{
INT_DISABLE;
INT_ENABLE;
CPU_INT_EN |= HI_MASK;
CPU_HI_INT_EN |= GPIO0_MASK;
}
return syn_status;
}
int syn_get_status(void)
{
return syn_status;
}
void syn_int_enable(bool enable)
{
if (enable)
{
INT_ENABLE;
}
else
{
INT_DISABLE;
}
}
#ifdef ROCKBOX_HAS_LOGF
@ -451,8 +487,8 @@ void syn_info(void)
logf("module base info:");
data[0] = MEP_READ;
data[1] = 0x80;
syn_send_data(data, 2);
val = syn_read_device(data, 8);
syn_send(data, 2);
val = syn_read(data, 8);
if (val > 0)
{
for (i = 0; i < 8; i++)
@ -463,8 +499,8 @@ void syn_info(void)
logf("module product info:");
data[0] = MEP_READ;
data[1] = 0x81;
syn_send_data(data, 2);
val = syn_read_device(data, 8);
syn_send(data, 2);
val = syn_read(data, 8);
if (val > 0)
{
for (i = 0; i < 8; i++)
@ -475,8 +511,8 @@ void syn_info(void)
logf("module serialization:");
data[0] = MEP_READ;
data[1] = 0x82;
syn_send_data(data, 2);
val = syn_read_device(data, 8);
syn_send(data, 2);
val = syn_read(data, 8);
if (val > 0)
{
for (i = 0; i < 8; i++)
@ -487,8 +523,8 @@ void syn_info(void)
logf("1-d sensor info:");
data[0] = MEP_READ;
data[1] = 0x80 + 0x20;
syn_send_data(data, 2);
val = syn_read_device(data, 8);
syn_send(data, 2);
val = syn_read(data, 8);
if (val > 0)
{
for (i = 0; i < 8; i++)