Re: [PATCH 13/15] ram: k3-ddrss: Introduce common driver with J7 SoC support

Dave,

On 5/4/21 8:22 AM, Dave Gerlach wrote:

static void k3_lpddr4_ack_freq_upd_req(void) {

• if (infotype == LPDDR4_DRV_SOC_PLL_UPDATE) {

• j721e_lpddr4_ack_freq_upd_req();
  

• u32 dram_class;
• debug("--->>> LPDDR4 Initialization is in progress ... <<<---\n");
• dram_class = k3_lpddr4_read_ddr_type();
• switch (dram_class) {
• case DENALI_CTL_0_DRAM_CLASS_DDR4:

• k3_ddr4_freq_update();
  

This had to be moved to am64_lpddr4_hardware_reg_init() in am64_ddrss_probe() for booting on my AM64 EVM.

• break;
  

• case DENALI_CTL_0_DRAM_CLASS_LPDDR4:

• k3_lpddr4_freq_update();
  

• break;
  

• default:

• printf("Unrecognized dram_class cannot update frequency!\n");
  

  }

}