Commit d08a4095 authored by Jon Hunter's avatar Jon Hunter Committed by Thierry Reding
Browse files

soc/tegra: fuse: Trivial clean-up of tegra_init_revision() 



Clean-up the tegra_init_revision() function by removing the 'rev'
variable which is not needed and use the newly added helper function
tegra_get_minor_rev() to get the minor revision.

Signed-off-by: default avatarJon Hunter <jonathanh@nvidia.com>
Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent 379ac9eb

drivers/soc/tegra/fuse/tegra-apbmisc.c

+9 −13
Original line number Diff line number Diff line
@@ -75,36 +75,32 @@ static const struct of_device_id apbmisc_match[] __initconst = { 


void __init tegra_init_revision(void)

{

	u32 id, chip_id, minor_rev;

	int rev;

	u8 chip_id, minor_rev;



	id = tegra_read_chipid();

	chip_id = (id >> 8) & 0xff;

	minor_rev = (id >> 16) & 0xf;

	chip_id = tegra_get_chip_id();

	minor_rev = tegra_get_minor_rev();



	switch (minor_rev) {

	case 1:

		rev = TEGRA_REVISION_A01;

		tegra_sku_info.revision = TEGRA_REVISION_A01;

		break;

	case 2:

		rev = TEGRA_REVISION_A02;

		tegra_sku_info.revision = TEGRA_REVISION_A02;

		break;

	case 3:

		if (chip_id == TEGRA20 && (tegra_fuse_read_spare(18) ||

					   tegra_fuse_read_spare(19)))

			rev = TEGRA_REVISION_A03p;

			tegra_sku_info.revision = TEGRA_REVISION_A03p;

		else

			rev = TEGRA_REVISION_A03;

			tegra_sku_info.revision = TEGRA_REVISION_A03;

		break;

	case 4:

		rev = TEGRA_REVISION_A04;

		tegra_sku_info.revision = TEGRA_REVISION_A04;

		break;

	default:

		rev = TEGRA_REVISION_UNKNOWN;

		tegra_sku_info.revision = TEGRA_REVISION_UNKNOWN;

	}



	tegra_sku_info.revision = rev;



	tegra_sku_info.sku_id = tegra_fuse_read_early(FUSE_SKU_INFO);

}