[PATCH master] ARM: rpi: reinstate support for multiple variants with same DT
Sascha Hauer
sha at pengutronix.de
Tue May 31 01:15:50 PDT 2022
On Mon, May 30, 2022 at 06:20:16PM +0200, Ahmad Fatoum wrote:
> Raspberry Pi support contains custom board code to allow the same DT to
> be used across different board model for a given Raspberry Pi
> generation. For this to work, barebox may not deduce the model specific
> init from the device tree compatible, but instead detect it
> automatically. This was broken in the commit changing the board code to
> the driver model, so reinstate it.
>
> Fixes: c062cd5cf47d ("ARM: rpi: validate devicetree compatible instead of changing model name")
> Signed-off-by: Ahmad Fatoum <a.fatoum at pengutronix.de>
> ---
> arch/arm/boards/raspberry-pi/rpi-common.c | 110 ++++------------------
> 1 file changed, 19 insertions(+), 91 deletions(-)
Applied, thanks
Sascha
>
> diff --git a/arch/arm/boards/raspberry-pi/rpi-common.c b/arch/arm/boards/raspberry-pi/rpi-common.c
> index 41ef7d16773e..05d59ae6bf97 100644
> --- a/arch/arm/boards/raspberry-pi/rpi-common.c
> +++ b/arch/arm/boards/raspberry-pi/rpi-common.c
> @@ -423,7 +423,7 @@ free_priv:
> return ret;
> }
>
> -static const struct rpi_machine_data rpi_model_a[] = {
> +static const struct rpi_machine_data rpi_1_ids[] = {
> {
> .hw_id = BCM2835_BOARD_REV_A_7,
> .flags = RPI_OLD_SCHEMA,
> @@ -436,12 +436,6 @@ static const struct rpi_machine_data rpi_model_a[] = {
> }, {
> .hw_id = BCM2835_BOARD_REV_A,
> }, {
> - .hw_id = U8_MAX
> - },
> -};
> -
> -static const struct rpi_machine_data rpi_model_a_plus[] = {
> - {
> .hw_id = BCM2835_BOARD_REV_A_PLUS_12,
> .flags = RPI_OLD_SCHEMA,
> }, {
> @@ -450,12 +444,6 @@ static const struct rpi_machine_data rpi_model_a_plus[] = {
> }, {
> .hw_id = BCM2835_BOARD_REV_A_PLUS,
> }, {
> - .hw_id = U8_MAX
> - },
> -};
> -
> -static const struct rpi_machine_data rpi_model_b[] = {
> - {
> .hw_id = BCM2835_BOARD_REV_B_I2C1_4,
> .flags = RPI_OLD_SCHEMA,
> }, {
> @@ -467,24 +455,12 @@ static const struct rpi_machine_data rpi_model_b[] = {
> }, {
> .hw_id = BCM2835_BOARD_REV_B,
> }, {
> - .hw_id = U8_MAX
> - },
> -};
> -
> -static const struct rpi_machine_data rpi_model_b_i2c0[] = {
> - {
> .hw_id = BCM2835_BOARD_REV_B_I2C0_2,
> .flags = RPI_OLD_SCHEMA,
> }, {
> .hw_id = BCM2835_BOARD_REV_B_I2C0_3,
> .flags = RPI_OLD_SCHEMA,
> }, {
> - .hw_id = U8_MAX
> - },
> -};
> -
> -static const struct rpi_machine_data rpi_model_b_rev2[] = {
> - {
> .hw_id = BCM2835_BOARD_REV_B_REV2_d,
> .flags = RPI_OLD_SCHEMA,
> .init = rpi_b_init,
> @@ -497,12 +473,6 @@ static const struct rpi_machine_data rpi_model_b_rev2[] = {
> .flags = RPI_OLD_SCHEMA,
> .init = rpi_b_init,
> }, {
> - .hw_id = U8_MAX
> - },
> -};
> -
> -static const struct rpi_machine_data rpi_model_b_plus[] = {
> - {
> .hw_id = BCM2835_BOARD_REV_B_PLUS_10,
> .flags = RPI_OLD_SCHEMA,
> .init = rpi_b_plus_init,
> @@ -514,12 +484,6 @@ static const struct rpi_machine_data rpi_model_b_plus[] = {
> .hw_id = BCM2835_BOARD_REV_B_PLUS,
> .init = rpi_b_plus_init,
> }, {
> - .hw_id = U8_MAX
> - },
> -};
> -
> -static const struct rpi_machine_data rpi_compute_module[] = {
> - {
> .hw_id = BCM2835_BOARD_REV_CM_11,
> .flags = RPI_OLD_SCHEMA,
> }, {
> @@ -528,21 +492,9 @@ static const struct rpi_machine_data rpi_compute_module[] = {
> }, {
> .hw_id = BCM2835_BOARD_REV_CM1,
> }, {
> - .hw_id = U8_MAX
> - },
> -};
> -
> -static const struct rpi_machine_data rpi_model_zero[] = {
> - {
> .hw_id = BCM2835_BOARD_REV_ZERO,
> .init = rpi_0_init,
> }, {
> - .hw_id = U8_MAX
> - },
> -};
> -
> -static const struct rpi_machine_data rpi_model_zero_w[] = {
> - {
> .hw_id = BCM2835_BOARD_REV_ZERO_W,
> .init = rpi_0_w_init,
> }, {
> @@ -550,7 +502,7 @@ static const struct rpi_machine_data rpi_model_zero_w[] = {
> },
> };
>
> -static const struct rpi_machine_data rpi_2_model_b[] = {
> +static const struct rpi_machine_data rpi_2_ids[] = {
> {
> .hw_id = BCM2836_BOARD_REV_2_B,
> .init = rpi_b_plus_init,
> @@ -559,45 +511,21 @@ static const struct rpi_machine_data rpi_2_model_b[] = {
> },
> };
>
> -static const struct rpi_machine_data rpi_3_model_a_plus[] = {
> +static const struct rpi_machine_data rpi_3_ids[] = {
> {
> .hw_id = BCM2837B0_BOARD_REV_3A_PLUS,
> .init = rpi_b_plus_init,
> }, {
> - .hw_id = U8_MAX
> - },
> -};
> -
> -static const struct rpi_machine_data rpi_3_model_b[] = {
> - {
> .hw_id = BCM2837_BOARD_REV_3_B,
> .init = rpi_b_init,
> }, {
> - .hw_id = U8_MAX
> - },
> -};
> -
> -static const struct rpi_machine_data rpi_3_model_b_plus[] = {
> - {
> .hw_id = BCM2837B0_BOARD_REV_3B_PLUS,
> .init = rpi_b_plus_init,
> }, {
> - .hw_id = U8_MAX
> - },
> -};
> -
> -static const struct rpi_machine_data rpi_compute_module_3[] = {
> - {
> .hw_id = BCM2837_BOARD_REV_CM3,
> }, {
> .hw_id = BCM2837B0_BOARD_REV_CM3_PLUS,
> }, {
> - .hw_id = U8_MAX
> - },
> -};
> -
> -static const struct rpi_machine_data rpi_model_zero_2_w[] = {
> - {
> .hw_id = BCM2837B0_BOARD_REV_ZERO_2,
> }, {
> .hw_id = U8_MAX
> @@ -606,27 +534,27 @@ static const struct rpi_machine_data rpi_model_zero_2_w[] = {
>
> static const struct of_device_id rpi_of_match[] = {
> /* BCM2835 based Boards */
> - { .compatible = "raspberrypi,model-a", .data = rpi_model_a },
> - { .compatible = "raspberrypi,model-a-plus", .data = rpi_model_a_plus },
> - { .compatible = "raspberrypi,model-b", .data = rpi_model_b },
> + { .compatible = "raspberrypi,model-a", .data = rpi_1_ids },
> + { .compatible = "raspberrypi,model-a-plus", .data = rpi_1_ids },
> + { .compatible = "raspberrypi,model-b", .data = rpi_1_ids },
> /* Raspberry Pi Model B (no P5) */
> - { .compatible = "raspberrypi,model-b-i2c0", .data = rpi_model_b_i2c0 },
> - { .compatible = "raspberrypi,model-b-rev2", .data = rpi_model_b_rev2 },
> - { .compatible = "raspberrypi,model-b-plus", .data = rpi_model_b_plus },
> - { .compatible = "raspberrypi,compute-module", .data = rpi_compute_module },
> - { .compatible = "raspberrypi,model-zero", .data = rpi_model_zero },
> - { .compatible = "raspberrypi,model-zero-w", .data = rpi_model_zero_w },
> + { .compatible = "raspberrypi,model-b-i2c0", .data = rpi_1_ids },
> + { .compatible = "raspberrypi,model-b-rev2", .data = rpi_1_ids },
> + { .compatible = "raspberrypi,model-b-plus", .data = rpi_1_ids },
> + { .compatible = "raspberrypi,compute-module", .data = rpi_1_ids },
> + { .compatible = "raspberrypi,model-zero", .data = rpi_1_ids },
> + { .compatible = "raspberrypi,model-zero-w", .data = rpi_1_ids },
>
> /* BCM2836 based Boards */
> - { .compatible = "raspberrypi,2-model-b", .data = rpi_2_model_b },
> + { .compatible = "raspberrypi,2-model-b", .data = rpi_2_ids },
>
> /* BCM2837 based Boards */
> - { .compatible = "raspberrypi,3-model-a-plus", .data = rpi_3_model_a_plus },
> - { .compatible = "raspberrypi,3-model-b", .data = rpi_3_model_b },
> - { .compatible = "raspberrypi,3-model-b-plus", .data = rpi_3_model_b_plus },
> - { .compatible = "raspberrypi,model-zero-2-w", .data = rpi_model_zero_2_w },
> - { .compatible = "raspberrypi,3-compute-module", .data = rpi_compute_module_3 },
> - { .compatible = "raspberrypi,3-compute-module-lite", .data = rpi_compute_module_3 },
> + { .compatible = "raspberrypi,3-model-a-plus", .data = rpi_3_ids },
> + { .compatible = "raspberrypi,3-model-b", .data = rpi_3_ids },
> + { .compatible = "raspberrypi,3-model-b-plus", .data = rpi_3_ids },
> + { .compatible = "raspberrypi,model-zero-2-w", .data = rpi_3_ids },
> + { .compatible = "raspberrypi,3-compute-module", .data = rpi_3_ids },
> + { .compatible = "raspberrypi,3-compute-module-lite", .data = rpi_3_ids },
>
> { /* sentinel */ },
> };
> --
> 2.30.2
>
>
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