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raspberry_pi.c: Added support for pi zero

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Signed-off-by: Houman Brinjcargorabi <hbrinjcar@gmail.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
This commit is contained in:
Houman Brinjcargorabi
2016-08-26 15:49:57 +01:00
committed by Brendan Le Foll
parent 94b7477212
commit a704a956ea
2 changed files with 9 additions and 1 deletions
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1
include/arm/raspberry_pi.h
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@@ -36,6 +36,7 @@ extern "C" {
#define MRAA_RASPBERRY_PI2_B_REV_1_PINCOUNT 41 #define MRAA_RASPBERRY_PI2_B_REV_1_PINCOUNT 41
#define MRAA_RASPBERRY_PI_AB_PLUS_PINCOUNT 41 #define MRAA_RASPBERRY_PI_AB_PLUS_PINCOUNT 41
#define MRAA_RASPBERRY_PI_COMPUTE_MODULE_PINCOUNT 41 #define MRAA_RASPBERRY_PI_COMPUTE_MODULE_PINCOUNT 41
#define MRAA_RASPBERRY_PI_ZERO_PINCOUNT 41
mraa_board_t * mraa_board_t *
mraa_raspberry_pi(); mraa_raspberry_pi();

9
src/arm/raspberry_pi.c
View File

@@ -38,6 +38,7 @@
#define PLATFORM_NAME_RASPBERRY_PI_COMPUTE_MODULE_REV_1 "Raspberry Pi Compute Module Rev 1" #define PLATFORM_NAME_RASPBERRY_PI_COMPUTE_MODULE_REV_1 "Raspberry Pi Compute Module Rev 1"
#define PLATFORM_NAME_RASPBERRY_PI_A_PLUS_REV_1 "Raspberry Pi Model A+ Rev 1" #define PLATFORM_NAME_RASPBERRY_PI_A_PLUS_REV_1 "Raspberry Pi Model A+ Rev 1"
#define PLATFORM_NAME_RASPBERRY_PI2_B_REV_1 "Raspberry Pi 2 Model B Rev 1" #define PLATFORM_NAME_RASPBERRY_PI2_B_REV_1 "Raspberry Pi 2 Model B Rev 1"
#define PLATFORM_NAME_RASPBERRY_PI_ZERO "Raspberry Pi Zero"
#define PLATFORM_RASPBERRY_PI_B_REV_1 1 #define PLATFORM_RASPBERRY_PI_B_REV_1 1
#define PLATFORM_RASPBERRY_PI_A_REV_2 2 #define PLATFORM_RASPBERRY_PI_A_REV_2 2
#define PLATFORM_RASPBERRY_PI_B_REV_2 3 #define PLATFORM_RASPBERRY_PI_B_REV_2 3
@@ -45,6 +46,7 @@
#define PLATFORM_RASPBERRY_PI_COMPUTE_MODULE_REV_1 5 #define PLATFORM_RASPBERRY_PI_COMPUTE_MODULE_REV_1 5
#define PLATFORM_RASPBERRY_PI_A_PLUS_REV_1 6 #define PLATFORM_RASPBERRY_PI_A_PLUS_REV_1 6
#define PLATFORM_RASPBERRY_PI2_B_REV_1 7 #define PLATFORM_RASPBERRY_PI2_B_REV_1 7
#define PLATFORM_RASPBERRY_PI_ZERO "Raspberry Pi Zero"
#define MMAP_PATH "/dev/mem" #define MMAP_PATH "/dev/mem"
#define BCM2835_PERI_BASE 0x20000000 #define BCM2835_PERI_BASE 0x20000000
#define BCM2835_GPIO_BASE (BCM2835_PERI_BASE + 0x200000) #define BCM2835_GPIO_BASE (BCM2835_PERI_BASE + 0x200000)
@@ -230,6 +232,10 @@ mraa_raspberry_pi()
b->platform_name = PLATFORM_NAME_RASPBERRY_PI_B_REV_2; b->platform_name = PLATFORM_NAME_RASPBERRY_PI_B_REV_2;
platform_detected = PLATFORM_RASPBERRY_PI_B_REV_2; platform_detected = PLATFORM_RASPBERRY_PI_B_REV_2;
b->phy_pin_count = MRAA_RASPBERRY_PI_AB_REV_2_PINCOUNT; b->phy_pin_count = MRAA_RASPBERRY_PI_AB_REV_2_PINCOUNT;
} else if (strstr(line, "900092")) {
b->platform_name = PLATFORM_NAME_RASPBERRY_PI_ZERO;
platform_detected = PLATFORM_RASPBERRY_PI_ZERO;
b->phy_pin_count = MRAA_RASPBERRY_PI_ZERO_PINCOUNT;
} else if (strstr(line, "0007") || strstr(line, "0008") || strstr(line, "0009")) { } else if (strstr(line, "0007") || strstr(line, "0008") || strstr(line, "0009")) {
b->platform_name = PLATFORM_NAME_RASPBERRY_PI_A_REV_2; b->platform_name = PLATFORM_NAME_RASPBERRY_PI_A_REV_2;
platform_detected = PLATFORM_RASPBERRY_PI_A_REV_2; platform_detected = PLATFORM_RASPBERRY_PI_A_REV_2;
@@ -490,7 +496,8 @@ mraa_raspberry_pi()
if ((platform_detected == PLATFORM_RASPBERRY_PI_A_PLUS_REV_1) || if ((platform_detected == PLATFORM_RASPBERRY_PI_A_PLUS_REV_1) ||
(platform_detected == PLATFORM_RASPBERRY_PI_B_PLUS_REV_1) || (platform_detected == PLATFORM_RASPBERRY_PI_B_PLUS_REV_1) ||
(platform_detected == PLATFORM_RASPBERRY_PI2_B_REV_1)) { (platform_detected == PLATFORM_RASPBERRY_PI2_B_REV_1) ||
(platform_detected == PLATFORM_RASPBERRY_PI_ZERO)) {
strncpy(b->pins[27].name, "ID_SD", MRAA_PIN_NAME_SIZE); strncpy(b->pins[27].name, "ID_SD", MRAA_PIN_NAME_SIZE);
b->pins[27].capabilities = (mraa_pincapabilities_t){ 1, 0, 0, 0, 0, 0, 0, 0 }; b->pins[27].capabilities = (mraa_pincapabilities_t){ 1, 0, 0, 0, 0, 0, 0, 0 };