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/linux/arch/arm/mach-lpc32xx/
H A Dpm.c45 * section of IRAM is used instead for this.
48 * Backup a small area of IRAM used for the suspend code
49 * Copy suspend code to IRAM
50 * Transfer control to code in IRAM
60 * Code execution returns from IRAM
61 * IRAM code are used for suspend is restored
85 /* Allocate some space for temporary IRAM storage */ in lpc32xx_pm_enter()
92 * Copy code to suspend system into IRAM. The suspend code in lpc32xx_pm_enter()
93 * needs to run from IRAM as DRAM may no longer be available in lpc32xx_pm_enter()
101 /* Transfer to suspend code in IRAM */ in lpc32xx_pm_enter()
[all …]
H A Dcommon.c31 * Detects and returns IRAM size for the device variation
/linux/Documentation/devicetree/bindings/remoteproc/
H A Dti,pru-rproc.yaml60 - const: iram
144 reg-names = "iram", "control", "debug";
153 reg-names = "iram", "control", "debug";
183 reg-names = "iram", "control", "debug";
195 reg-names = "iram", "control", "debug";
207 reg-names = "iram", "control", "debug";
216 reg-names = "iram", "control", "debug";
228 reg-names = "iram", "control", "debug";
240 reg-names = "iram", "control", "debug";
H A Dti,k3-m4f-rproc.yaml38 - description: IRAM internal memory region
43 - const: iram
115 reg-names = "iram", "dram";
/linux/arch/arm/mach-tegra/
H A Dsleep-tegra20.S141 * tegra20_tear_down_core in IRAM
172 /* START OF ROUTINES COPIED TO IRAM */
180 * reset vector for LP1 restore; copied into IRAM during suspend.
193 * IRAM when this code is executed; immediately switch to CLKM and
266 * copied into and executed from IRAM
323 * executes from IRAM with SDRAM in selfrefresh when target state is LP0 or LP1
348 * must be executed from IRAM
432 /* dummy symbol for end of IRAM */
H A Dpm.c260 * SDRAM. These codes not be copied to IRAM in this fuction. We need to
261 * copy these code to IRAM before LP0/LP1 suspend and restore the content
262 * of IRAM after resume.
321 /* copy the reset vector & SDRAM shutdown code into IRAM */ in tegra_suspend_enter_lp1()
332 /* restore IRAM */ in tegra_suspend_exit_lp1()
H A Dsleep-tegra30.S282 * tegra30_tear_down_core in IRAM
346 /* START OF ROUTINES COPIED TO IRAM */
354 * reset vector for LP1 restore; copied into IRAM during suspend.
367 * IRAM when this code is executed; immediately switch to CLKM and
647 * copied into and executed from IRAM
745 * executes from IRAM with SDRAM in selfrefresh when target state is LP0 or LP1
783 * must be executed from IRAM
904 /* dummy symbol for end of IRAM */
H A Dirammap.h11 /* The first 1K of IRAM is permanently reserved for the CPU reset handler */
/linux/drivers/gpu/ipu-v3/
H A Dipu-pre.c96 struct gen_pool *iram; member
327 pre->iram = of_gen_pool_get(dev->of_node, "fsl,iram", 0); in ipu_pre_probe()
328 if (!pre->iram) in ipu_pre_probe()
332 * Allocate IRAM buffer with maximum size. This could be made dynamic, in ipu_pre_probe()
333 * but as there is no other user of this IRAM region and we can fit all in ipu_pre_probe()
336 pre->buffer_virt = gen_pool_dma_alloc(pre->iram, IPU_PRE_MAX_WIDTH * in ipu_pre_probe()
366 gen_pool_free(pre->iram, (unsigned long)pre->buffer_virt, in ipu_pre_remove()
/linux/Documentation/devicetree/bindings/media/
H A Dnvidia,tegra-vde.yaml66 iram:
108 iram = <&iram>; /* IRAM MMIO region */
H A Dcoda.yaml65 iram:
106 iram = <&ocram>;
/linux/Documentation/devicetree/bindings/net/
H A Dnxp,lpc-eth.yaml25 use-iram:
27 description: Use LPC32xx internal SRAM (IRAM) for DMA buffering
47 use-iram;
/linux/arch/arm/boot/dts/nxp/imx/
H A Dimx6qp.dtsi34 fsl,iram = <&ocram2>;
43 fsl,iram = <&ocram2>;
52 fsl,iram = <&ocram3>;
61 fsl,iram = <&ocram3>;
H A Dimx27.dtsi481 iram = <&iram>;
588 iram: sram@ffff4c00 { label
/linux/sound/soc/intel/atom/sst/
H A Dsst_pci.c74 /* IRAM */ in sst_platform_get_resources()
77 ctx->iram = pcim_iomap(pci, 3, 0); in sst_platform_get_resources()
78 if (!ctx->iram) in sst_platform_get_resources()
81 dev_dbg(ctx->dev, "IRAM Ptr %p\n", ctx->iram); in sst_platform_get_resources()
H A Dsst_acpi.c189 dev_info(ctx->dev, "IRAM base: %#x", ctx->iram_base); in sst_platform_get_resources()
190 ctx->iram = devm_ioremap(ctx->dev, ctx->iram_base, in sst_platform_get_resources()
192 if (!ctx->iram) { in sst_platform_get_resources()
193 dev_err(ctx->dev, "unable to map IRAM\n"); in sst_platform_get_resources()
303 * DDR, SHIM, MBOX, IRAM, DRAM, CFG in sst_acpi_probe()
H A Dsst.h314 void *iram; /* allocated via kvmalloc() */ member
328 * @iram : SST IRAM pointer
362 void __iomem *iram; member
/linux/arch/arm/boot/dts/ti/omap/
H A Dam57-pruss.dtsi93 reg-names = "iram", "control", "debug";
102 reg-names = "iram", "control", "debug";
202 reg-names = "iram", "control", "debug";
211 reg-names = "iram", "control", "debug";
H A Dam4372.dtsi503 reg-names = "iram", "control", "debug";
512 reg-names = "iram", "control", "debug";
590 reg-names = "iram", "control", "debug";
599 reg-names = "iram", "control", "debug";
/linux/Documentation/devicetree/bindings/display/imx/
H A Dfsl,imx6qp-pre.yaml28 fsl,iram:
54 fsl,iram = <&ocram2>;
/linux/arch/arm64/boot/dts/ti/
H A Dk3-am65-main.dtsi1202 reg-names = "iram", "control", "debug";
1214 reg-names = "iram", "control", "debug";
1226 reg-names = "iram", "control", "debug";
1235 reg-names = "iram", "control", "debug";
1247 reg-names = "iram", "control", "debug";
1259 reg-names = "iram", "control", "debug";
1373 reg-names = "iram", "control", "debug";
1385 reg-names = "iram", "control", "debug";
1397 reg-names = "iram", "control", "debug";
1406 reg-names = "iram", "control", "debug";
[all …]
/linux/sound/soc/intel/catpt/
H A Ddsp.c385 catpt_dsp_set_srampge(cdev, &cdev->iram, cdev->spec->iram_mask, in catpt_dsp_power_down()
420 catpt_dsp_set_srampge(cdev, &cdev->iram, cdev->spec->iram_mask, 0); in catpt_dsp_power_up()
469 dump_size += resource_size(&cdev->iram); in catpt_coredump()
505 hdr->size = resource_size(&cdev->iram); in catpt_coredump()
508 memcpy_fromio(pos, cdev->lpe_ba + cdev->iram.start, hdr->size); in catpt_coredump()
/linux/Documentation/arch/powerpc/
H A Dqe_firmware.rst67 IRAM.IADD and IRAM.IDATA registers.
256 'iram_offset' is the offset into IRAM to start writing the
/linux/include/sound/
H A Dmemalloc.h37 #define SNDRV_DMA_TYPE_DEV_IRAM 4 /* generic device iram-buffer */
/linux/drivers/soc/fsl/qe/
H A Dqe.c421 &qe_immr->iram.iadd); in qe_upload_microcode()
424 iowrite32be(be32_to_cpu(code[i]), &qe_immr->iram.idata); in qe_upload_microcode()
427 iowrite32be(QE_IRAM_READY, &qe_immr->iram.iready); in qe_upload_microcode()

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