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ir: support rca ir protocol [1/1]

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PD#SWPL-8050

Problem:
current driver does not support rca ir protocol

Solution:
add register setting and code for rca use REMOTE_RYPE_RCA to configure.

Verify:
G12b_W400 & tl1 x301

Change-Id: I76d860d66a43071803fb60debeafcbf18f42b283
Signed-off-by: Qianggui Song <qianggui.song@amlogic.com>
This commit is contained in:
Qianggui Song
2019-04-30 19:25:04 +08:00
committed by Luke Go
parent 3dd602667c
commit efa523b92b
2 changed files with 63 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

61
drivers/amlogic/input/remote/remote_regmap.c
View File

@@ -149,6 +149,21 @@ static struct remote_reg_map regs_default_toshiba[] = {
{ REG_REG3, 0x2AF8},
};
static struct remote_reg_map regs_default_rca[] = {
{ REG_LDR_ACTIVE, (250 << 16) | (160 << 0)},
{ REG_LDR_IDLE, 250 << 16 | 160 << 0},
{ REG_LDR_REPEAT, 250 << 16 | 160 << 0},
{ REG_BIT_0, 100 << 16 | 48 << 0},
{ REG_REG0, 7 << 28 | (0xFA0 << 12) | 0x13},
{ REG_STATUS, (150 << 20) | (110 << 10)},
{ REG_REG1, 0x9700},
{ REG_REG2, 0x104 | (1 << 24) | (23 << 11)},
{ REG_DURATN2, 0x00},
{ REG_REPEAT_DET, (1 << 31) | (0xFA0 << 16) | (10 << 0)},
{ REG_REG3, 0x1A00},
{ REG_DURATN3, 0x00}
};
static int ir_toshiba_get_scancode(struct remote_chip *chip)
{
int code = 0;
@@ -464,6 +479,41 @@ static u32 ir_rc6_get_custom_code(struct remote_chip *chip)
return custom_code;
}
static int ir_rca_get_scancode(struct remote_chip *chip)
{
int code = 0;
int decode_status = 0;
int status = 0;
remote_reg_read(chip, MULTI_IR_ID, REG_STATUS, &decode_status);
decode_status &= 0xf;
if (decode_status & 0x01)
status |= REMOTE_REPEAT;
chip->decode_status = status;
remote_reg_read(chip, MULTI_IR_ID, REG_FRAME, &code);
remote_dbg(chip->dev, "framecode=0x%x\n", code);
chip->r_dev->cur_hardcode = code;
code = (code >> 12) & 0xff;
return code;
}
static int ir_rca_get_decode_status(struct remote_chip *chip)
{
int status = chip->decode_status;
return status;
}
static u32 ir_rca_get_custom_code(struct remote_chip *chip)
{
u32 custom_code;
custom_code = (chip->r_dev->cur_hardcode >> 20) & 0x0f;
remote_dbg(chip->dev, "custom code=0x%x\n", custom_code);
return custom_code;
}
/*legacy IR controller support protocols*/
static struct aml_remote_reg_proto reg_legacy_nec = {
.protocol = REMOTE_TYPE_LEGACY_NEC,
@@ -556,6 +606,16 @@ static struct aml_remote_reg_proto reg_toshiba = {
.get_custom_code = ir_toshiba_get_custom_code,
};
static struct aml_remote_reg_proto reg_rca = {
.protocol = REMOTE_TYPE_RCA,
.name = "rca",
.reg_map = regs_default_rca,
.reg_map_size = ARRAY_SIZE(regs_default_rca),
.get_scancode = ir_rca_get_scancode,
.get_decode_status = ir_rca_get_decode_status,
.get_custom_code = ir_rca_get_custom_code,
};
const struct aml_remote_reg_proto *remote_reg_proto[] = {
&reg_nec,
&reg_duokan,
@@ -566,6 +626,7 @@ const struct aml_remote_reg_proto *remote_reg_proto[] = {
&reg_rc6,
&reg_legacy_nec,
&reg_toshiba,
&reg_rca,
NULL
};

3
include/dt-bindings/input/meson_rc.h
View File

@@ -38,6 +38,7 @@
#define REMOTE_TYPE_RC5 0x04
#define REMOTE_TYPE_RC6 0x05
#define REMOTE_TYPE_TOSHIBA 0x06
#define REMOTE_TYPE_RCA 0x08
/*hardware decode one protocol by using legacy IR controller*/
#define REMOTE_TYPE_LEGACY_NEC 0xff
@@ -58,5 +59,5 @@
#define REMOTE_TYPE_NEC_RC6 ((REMOTE_TYPE_LEGACY_NEC << 8) | REMOTE_TYPE_RC6)
#define REMOTE_TYPE_NEC_TOSHIBA ((REMOTE_TYPE_LEGACY_NEC << 8) | \
REMOTE_TYPE_TOSHIBA)
#define REMOTE_TYPE_NEC_RCA ((REMOTE_TYPE_LEGACY_NEC << 8) | REMOTE_TYPE_RCA)
#endif