diff options
| author | Jacky Bai <ping.bai@nxp.com> | 2019-07-18 13:43:17 +0800 |
|---|---|---|
| committer | Jacky Bai <ping.bai@nxp.com> | 2019-07-24 09:03:03 +0800 |
| commit | 3d660799b4433692a1f04fbdd198f3b1a59c7952 (patch) | |
| tree | 2f213b17e927c13996642303d6316751cac2b38c /plat/imx/imx8m/imx_rdc.c | |
| parent | b514ee86c4354a8fae21f853bc8d9c6728543267 (diff) | |
plat: imx8m: Add basic rdc module init driver
Add the basic support for RDC init/config driver,
this module driver can be enhanced more if necessary.
Signed-off-by: Jacky Bai <ping.bai@nxp.com>
Change-Id: I290dc378d0d85671435f9de46d5aa790b4e006c8
Diffstat (limited to 'plat/imx/imx8m/imx_rdc.c')
| -rw-r--r-- | plat/imx/imx8m/imx_rdc.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/plat/imx/imx8m/imx_rdc.c b/plat/imx/imx8m/imx_rdc.c new file mode 100644 index 00000000..85de1911 --- /dev/null +++ b/plat/imx/imx8m/imx_rdc.c @@ -0,0 +1,37 @@ +/* + * Copyright (c) 2019, NXP. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <lib/mmio.h> + +#include <imx_rdc.h> + +void imx_rdc_init(const struct imx_rdc_cfg *rdc_cfg) +{ + const struct imx_rdc_cfg *rdc = rdc_cfg; + + while (rdc->type != RDC_INVALID) { + switch (rdc->type) { + case RDC_MDA: + /* MDA config */ + mmio_write_32(MDAn(rdc->index), rdc->setting.rdc_mda); + break; + case RDC_PDAP: + /* peripheral access permission config */ + mmio_write_32(PDAPn(rdc->index), rdc->setting.rdc_pdap); + break; + case RDC_MEM_REGION: + /* memory region access permission config */ + mmio_write_32(MRSAn(rdc->index), rdc->setting.rdc_mem_region[0]); + mmio_write_32(MREAn(rdc->index), rdc->setting.rdc_mem_region[1]); + mmio_write_32(MRCn(rdc->index), rdc->setting.rdc_mem_region[2]); + break; + default: + break; + } + + rdc++; + } +} |